Index: gc_core/js/lang_core/gc_engine.js
==================================================================
--- gc_core/js/lang_core/gc_engine.js
+++ gc_core/js/lang_core/gc_engine.js
@@ -990,39 +990,39 @@
 
 // warning: check compile_rules.py to understand how it works
 
 function nextword (s, iStart, n) {
     // get the nth word of the input string or empty string
-    let z = new RegExp("^(?: +[a-zà-öA-Zø-ÿÀ-Ö0-9Ø-ßĀ-ʯfi-stᴀ-ᶿ%_-]+){" + (n-1).toString() + "} +([a-zà-öA-Zø-ÿÀ-Ö0-9Ø-ßĀ-ʯfi-stᴀ-ᶿ%_-]+)", "ig");
+    let z = new RegExp("^(?: +[a-zà-öA-Zø-ÿÀ-Ö0-9Ø-ßĀ-ʯff-stᴀ-ᶿ%_-]+){" + (n-1).toString() + "} +([a-zà-öA-Zø-ÿÀ-Ö0-9Ø-ßĀ-ʯff-stᴀ-ᶿ%_-]+)", "ig");
     let m = z.exec(s.slice(iStart));
     if (!m) {
         return null;
     }
     return [iStart + z.lastIndex - m[1].length, m[1]];
 }
 
 function prevword (s, iEnd, n) {
     // get the (-)nth word of the input string or empty string
-    let z = new RegExp("([a-zà-öA-Zø-ÿÀ-Ö0-9Ø-ßĀ-ʯfi-stᴀ-ᶿ%_-]+) +(?:[a-zà-öA-Zø-ÿÀ-Ö0-9Ø-ßĀ-ʯfi-stᴀ-ᶿ%_-]+ +){" + (n-1).toString() + "}$", "i");
+    let z = new RegExp("([a-zà-öA-Zø-ÿÀ-Ö0-9Ø-ßĀ-ʯff-stᴀ-ᶿ%_-]+) +(?:[a-zà-öA-Zø-ÿÀ-Ö0-9Ø-ßĀ-ʯff-stᴀ-ᶿ%_-]+ +){" + (n-1).toString() + "}$", "i");
     let m = z.exec(s.slice(0, iEnd));
     if (!m) {
         return null;
     }
     return [m.index, m[1]];
 }
 
 function nextword1 (s, iStart) {
     // get next word (optimization)
-    let _zNextWord = new RegExp ("^ +([a-zà-öA-Zø-ÿÀ-Ö0-9Ø-ßĀ-ʯfi-stᴀ-ᶿ_][a-zà-öA-Zø-ÿÀ-Ö0-9Ø-ßĀ-ʯfi-stᴀ-ᶿ_-]*)", "ig");
+    let _zNextWord = new RegExp ("^ +([a-zà-öA-Zø-ÿÀ-Ö0-9Ø-ßĀ-ʯff-stᴀ-ᶿ_][a-zà-öA-Zø-ÿÀ-Ö0-9Ø-ßĀ-ʯff-stᴀ-ᶿ_-]*)", "ig");
     let m = _zNextWord.exec(s.slice(iStart));
     if (!m) {
         return null;
     }
     return [iStart + _zNextWord.lastIndex - m[1].length, m[1]];
 }
 
-const _zPrevWord = new RegExp ("([a-zà-öA-Zø-ÿÀ-Ö0-9Ø-ßĀ-ʯfi-stᴀ-ᶿ_][a-zà-öA-Zø-ÿÀ-Ö0-9Ø-ßĀ-ʯfi-stᴀ-ᶿ_-]*) +$", "i");
+const _zPrevWord = new RegExp ("([a-zà-öA-Zø-ÿÀ-Ö0-9Ø-ßĀ-ʯff-stᴀ-ᶿ_][a-zà-öA-Zø-ÿÀ-Ö0-9Ø-ßĀ-ʯff-stᴀ-ᶿ_-]*) +$", "i");
 
 function prevword1 (s, iEnd) {
     // get previous word (optimization)
     let m = _zPrevWord.exec(s.slice(0, iEnd));
     if (!m) {

Index: graphspell-js/tokenizer.js
==================================================================
--- graphspell-js/tokenizer.js
+++ graphspell-js/tokenizer.js
@@ -11,42 +11,42 @@
 const aTkzPatterns = {
     // All regexps must start with ^.
     "default":
         [
             [/^[   \t]+/, 'SPACE'],
-            [/^\/(?:~|bin|boot|dev|etc|home|lib|mnt|opt|root|sbin|tmp|usr|var|Bureau|Documents|Images|Musique|Public|Téléchargements|Vidéos)(?:\/[a-zA-Zà-öÀ-Ö0-9ø-ÿØ-ßĀ-ʯfi-st_.()-]+)*/, 'FOLDERUNIX'],
-            [/^[a-zA-Z]:\\(?:Program Files(?: \(x86\)|)|[a-zA-Zà-öÀ-Ö0-9ø-ÿØ-ßĀ-ʯfi-st.()]+)(?:\\[a-zA-Zà-öÀ-Ö0-9ø-ÿØ-ßĀ-ʯfi-st_.()-]+)*/, 'FOLDERWIN'],
+            [/^\/(?:~|bin|boot|dev|etc|home|lib|mnt|opt|root|sbin|tmp|usr|var|Bureau|Documents|Images|Musique|Public|Téléchargements|Vidéos)(?:\/[a-zA-Zà-öÀ-Ö0-9ø-ÿØ-ßĀ-ʯff-st_.()-]+)*/, 'FOLDERUNIX'],
+            [/^[a-zA-Z]:\\(?:Program Files(?: \(x86\)|)|[a-zA-Zà-öÀ-Ö0-9ø-ÿØ-ßĀ-ʯff-st.()]+)(?:\\[a-zA-Zà-öÀ-Ö0-9ø-ÿØ-ßĀ-ʯff-st_.()-]+)*/, 'FOLDERWIN'],
             [/^[,.;:!?…«»“”‘’"(){}\[\]·–—¿¡]/, 'SEPARATOR'],
             [/^[A-Z][.][A-Z][.](?:[A-Z][.])*/, 'WORD_ACRONYM'],
-            [/^(?:https?:\/\/|www[.]|[a-zA-Zà-öÀ-Ö0-9ø-ÿØ-ßĀ-ʯfi-st_-]+[@.][a-zA-Zà-öÀ-Ö0-9ø-ÿØ-ßĀ-ʯfi-st_-]{2,}[@.])[a-zA-Z0-9][a-zA-Zà-öÀ-Ö0-9ø-ÿØ-ßĀ-ʯfi-st_.\/?&!%=+*"'@$#-]+/, 'LINK'],
-            [/^[#@][a-zA-Zà-öÀ-Ö0-9ø-ÿØ-ßĀ-ʯfi-st_-]+/, 'TAG'],
-            [/^<[a-zA-Zà-öÀ-Ö0-9ø-ÿØ-ßĀ-ʯfi-st]+.*?>|<\/[a-zA-Zà-öÀ-Ö0-9ø-ÿØ-ßĀ-ʯfi-st]+ *>/, 'HTML'],
-            [/^\[\/?[a-zA-Zà-öÀ-Ö0-9ø-ÿØ-ßĀ-ʯfi-st]+\]/, 'PSEUDOHTML'],
+            [/^(?:https?:\/\/|www[.]|[a-zA-Zà-öÀ-Ö0-9ø-ÿØ-ßĀ-ʯff-st_-]+[@.][a-zA-Zà-öÀ-Ö0-9ø-ÿØ-ßĀ-ʯff-st_-]{2,}[@.])[a-zA-Z0-9][a-zA-Zà-öÀ-Ö0-9ø-ÿØ-ßĀ-ʯff-st_.\/?&!%=+*"'@$#-]+/, 'LINK'],
+            [/^[#@][a-zA-Zà-öÀ-Ö0-9ø-ÿØ-ßĀ-ʯff-st_-]+/, 'TAG'],
+            [/^<[a-zA-Zà-öÀ-Ö0-9ø-ÿØ-ßĀ-ʯff-st]+.*?>|<\/[a-zA-Zà-öÀ-Ö0-9ø-ÿØ-ßĀ-ʯff-st]+ *>/, 'HTML'],
+            [/^\[\/?[a-zA-Zà-öÀ-Ö0-9ø-ÿØ-ßĀ-ʯff-st]+\]/, 'PSEUDOHTML'],
             [/^&\w+;(?:\w+;|)/, 'HTMLENTITY'],
             [/^\d\d?[h:]\d\d\b/, 'HOUR'],
             [/^\d+(?:[.,]\d+|)/, 'NUM'],
             [/^[&%‰€$+±=*/<>⩾⩽#|×¥£§¢¬÷@-]/, 'SIGN'],
-            [/^[a-zA-Zà-öÀ-Ö0-9ø-ÿØ-ßĀ-ʯfi-stᴀ-ᶿ_]+(?:[’'`-][a-zA-Zà-öÀ-Ö0-9ø-ÿØ-ßĀ-ʯfi-stᴀ-ᶿ_]+)*/, 'WORD']
+            [/^[a-zA-Zà-öÀ-Ö0-9ø-ÿØ-ßĀ-ʯff-stᴀ-ᶿ_]+(?:[’'`-][a-zA-Zà-öÀ-Ö0-9ø-ÿØ-ßĀ-ʯff-stᴀ-ᶿ_]+)*/, 'WORD']
         ],
     "fr":
         [
             [/^[   \t]+/, 'SPACE'],
-            [/^\/(?:~|bin|boot|dev|etc|home|lib|mnt|opt|root|sbin|tmp|usr|var|Bureau|Documents|Images|Musique|Public|Téléchargements|Vidéos)(?:\/[a-zA-Zà-öÀ-Ö0-9ø-ÿØ-ßĀ-ʯfi-st_.()-]+)*/, 'FOLDERUNIX'],
-            [/^[a-zA-Z]:\\(?:Program Files(?: \(x86\)|)|[a-zA-Zà-öÀ-Ö0-9ø-ÿØ-ßĀ-ʯfi-st.()]+)(?:\\[a-zA-Zà-öÀ-Ö0-9ø-ÿØ-ßĀ-ʯfi-st_.()-]+)*/, 'FOLDERWIN'],
+            [/^\/(?:~|bin|boot|dev|etc|home|lib|mnt|opt|root|sbin|tmp|usr|var|Bureau|Documents|Images|Musique|Public|Téléchargements|Vidéos)(?:\/[a-zA-Zà-öÀ-Ö0-9ø-ÿØ-ßĀ-ʯff-st_.()-]+)*/, 'FOLDERUNIX'],
+            [/^[a-zA-Z]:\\(?:Program Files(?: \(x86\)|)|[a-zA-Zà-öÀ-Ö0-9ø-ÿØ-ßĀ-ʯff-st.()]+)(?:\\[a-zA-Zà-öÀ-Ö0-9ø-ÿØ-ßĀ-ʯff-st_.()-]+)*/, 'FOLDERWIN'],
             [/^[,.;:!?…«»“”‘’"(){}\[\]·–—¿¡]/, 'SEPARATOR'],
             [/^[A-Z][.][A-Z][.](?:[A-Z][.])*/, 'WORD_ACRONYM'],
-            [/^(?:https?:\/\/|www[.]|[a-zA-Zà-öÀ-Ö0-9ø-ÿØ-ßĀ-ʯfi-st_-]+[@.][a-zA-Zà-öÀ-Ö0-9ø-ÿØ-ßĀ-ʯfi-st_-]{2,}[@.])[a-zA-Z0-9][a-zA-Zà-öÀ-Ö0-9ø-ÿØ-ßĀ-ʯfi-st_.\/?&!%=+*"'@$#-]+/, 'LINK'],
-            [/^[#@][a-zA-Zà-öÀ-Ö0-9ø-ÿØ-ßĀ-ʯfi-st_-]+/, 'TAG'],
-            [/^<[a-zA-Zà-öÀ-Ö0-9ø-ÿØ-ßĀ-ʯfi-st]+.*?>|<\/[a-zA-Zà-öÀ-Ö0-9ø-ÿØ-ßĀ-ʯfi-st]+ *>/, 'HTML'],
-            [/^\[\/?[a-zA-Zà-öÀ-Ö0-9ø-ÿØ-ßĀ-ʯfi-st]+\]/, 'PSEUDOHTML'],
+            [/^(?:https?:\/\/|www[.]|[a-zA-Zà-öÀ-Ö0-9ø-ÿØ-ßĀ-ʯff-st_-]+[@.][a-zA-Zà-öÀ-Ö0-9ø-ÿØ-ßĀ-ʯff-st_-]{2,}[@.])[a-zA-Z0-9][a-zA-Zà-öÀ-Ö0-9ø-ÿØ-ßĀ-ʯff-st_.\/?&!%=+*"'@$#-]+/, 'LINK'],
+            [/^[#@][a-zA-Zà-öÀ-Ö0-9ø-ÿØ-ßĀ-ʯff-st_-]+/, 'TAG'],
+            [/^<[a-zA-Zà-öÀ-Ö0-9ø-ÿØ-ßĀ-ʯff-st]+.*?>|<\/[a-zA-Zà-öÀ-Ö0-9ø-ÿØ-ßĀ-ʯff-st]+ *>/, 'HTML'],
+            [/^\[\/?[a-zA-Zà-öÀ-Ö0-9ø-ÿØ-ßĀ-ʯff-st]+\]/, 'PSEUDOHTML'],
             [/^&\w+;(?:\w+;|)/, 'HTMLENTITY'],
             [/^(?:l|d|n|m|t|s|j|c|ç|lorsqu|puisqu|jusqu|quoiqu|qu)['’`]/i, 'WORD_ELIDED'],
             [/^\d\d?[h:]\d\d\b/, 'HOUR'],
             [/^\d+(?:ers?\b|nds?\b|es?\b|des?\b|ièmes?\b|èmes?\b|emes?\b|ᵉʳˢ?|ⁿᵈˢ?|ᵉˢ?|ᵈᵉˢ?)/, 'WORD_ORDINAL'],
             [/^\d+(?:[.,]\d+|)/, 'NUM'],
             [/^[&%‰€$+±=*/<>⩾⩽#|×¥£§¢¬÷@-]/, 'SIGN'],
-            [/^[a-zA-Zà-öÀ-Ö0-9ø-ÿØ-ßĀ-ʯfi-stᴀ-ᶿᵉʳˢⁿᵈ_]+(?:[’'`-][a-zA-Zà-öÀ-Ö0-9ø-ÿØ-ßĀ-ʯfi-stᴀ-ᶿᵉʳˢⁿᵈ_]+)*/, 'WORD']
+            [/^[a-zA-Zà-öÀ-Ö0-9ø-ÿØ-ßĀ-ʯff-stᴀ-ᶿᵉʳˢⁿᵈ_]+(?:[’'`-][a-zA-Zà-öÀ-Ö0-9ø-ÿØ-ßĀ-ʯff-stᴀ-ᶿᵉʳˢⁿᵈ_]+)*/, 'WORD']
         ]
 };
 
 
 class Tokenizer {

Index: js_extension/string.js
==================================================================
--- js_extension/string.js
+++ js_extension/string.js
@@ -19,20 +19,20 @@
     };
     String.prototype.gl_isDigit = function () {
         return (this.search(/^[0-9⁰¹²³⁴⁵⁶⁷⁸⁹]+$/) !== -1);
     };
     String.prototype.gl_isAlpha = function () {
-        return (this.search(/^[a-zA-Zà-öÀ-Öø-ÿØ-ßĀ-ʯ]+$/) !== -1);
+        return (this.search(/^[a-zà-öA-Zø-ÿÀ-ÖØ-ßĀ-ʯff-stᴀ-ᶿ]+$/) !== -1);
     };
     String.prototype.gl_isLowerCase = function () {
-        return (this.search(/^[a-zà-öø-ÿ0-9-]+$/) !== -1);
+        return (this.search(/^[a-zà-öø-ÿff-st0-9-]+$/) !== -1);
     };
     String.prototype.gl_isUpperCase = function () {
         return (this.search(/^[A-ZÀ-ÖØ-ߌ0-9-]+$/) !== -1);
     };
     String.prototype.gl_isTitle = function () {
-        return (this.search(/^[A-ZÀ-ÖØ-ߌ][a-zà-öø-ÿ'’-]+$/) !== -1);
+        return (this.search(/^[A-ZÀ-ÖØ-ߌ][a-zà-öø-ÿff-st'’-]+$/) !== -1);
     };
     String.prototype.gl_toCapitalize = function () {
         return this.slice(0,1).toUpperCase() + this.slice(1).toLowerCase();
     };
     String.prototype.gl_expand = function (oMatch) {