Index: gc_core/py/keyboard_chars_proximity.py
==================================================================
--- gc_core/py/keyboard_chars_proximity.py
+++ gc_core/py/keyboard_chars_proximity.py
@@ -7,12 +7,13 @@
 
 def getKeyboardList ():
     return _dKeyboardMap.keys()
 
 
-# bépo, colemak and dvorak users are assumed to do less typing errors.
 _dKeyboardMap = {
+    # keyboards by alphabetical order
+    # bépo, colemak and dvorak users are assumed to do less typing errors.
     "azerty": {
         # fr
         # line 1
         "é": "az",
         "è": "yu",