kawa tte nan no kawa
kawa tte nan no kawa ?
k a w a WORD_BOUNDARY t t e WORD_BOUNDARY n a n WORD_BOUNDARY n o WORD_BOUNDARY k a w a WORD_BOUNDARY
k a w a WORD_BOUNDARY t t e WORD_BOUNDARY n a n WORD_BOUNDARY n o WORD_BOUNDARY k a w a WORD_BOUNDARY