Fix typo
Minor typo is fixed.
@@ -209,7 +209,7 @@ class Tokenizer(object):
By default, all punctuation is removed, turning the texts into
space-separated sequences of words
- (words maybe include the `'` character). These sequences are then
+ (words may include the `'` character). These sequences are then
split into lists of tokens. They will then be indexed or vectorized.
`0` is a reserved index that won't be assigned to any word.
