a kakatta a kakatta kakatta
a kakatta a kakatta kakatta .
a WORD_BOUNDARY k a k a t t a WORD_BOUNDARY a WORD_BOUNDARY k a k a t t a WORD_BOUNDARY k a k a t t a WORD_BOUNDARY
a WORD_BOUNDARY k a k a t t a WORD_BOUNDARY a WORD_BOUNDARY k a k a t t a WORD_BOUNDARY k a k a t t a WORD_BOUNDARY