kankankan a kita kita kita kita kita
kankankan a kita kita kita kita kita .
k a n k a n k a n WORD_BOUNDARY a WORD_BOUNDARY k i t a WORD_BOUNDARY k i t a WORD_BOUNDARY k i t a WORD_BOUNDARY k i t a WORD_BOUNDARY k i t a WORD_BOUNDARY
k a n k a n k a n WORD_BOUNDARY a WORD_BOUNDARY k i t a WORD_BOUNDARY k i t a WORD_BOUNDARY k i t a WORD_BOUNDARY k i t a WORD_BOUNDARY k i t a WORD_BOUNDARY