fixed letters len bug

main.py

@@ -5,9 +5,9 @@ from spellchecker import SpellChecker
 SPELL = SpellChecker()
 
 
-def canidates(letters, min=2, max=5):
+def canidates(letters, min=2):
     pos = []
-    for length in range(min, max+1):
+    for length in range(min, len(letters)+1):
         for comb in itertools.combinations(letters, length):
             for perm in itertools.permutations(comb):
                 word = ''.join(perm)