hai koko hai koko ni atta yo
hai koko hai koko ni atta yo .
h a i WORD_BOUNDARY k o k o WORD_BOUNDARY h a i WORD_BOUNDARY k o k o WORD_BOUNDARY n i WORD_BOUNDARY a t t a WORD_BOUNDARY j o WORD_BOUNDARY
h a i WORD_BOUNDARY k o k o WORD_BOUNDARY h a i WORD_BOUNDARY k o k o WORD_BOUNDARY n i WORD_BOUNDARY a t t a WORD_BOUNDARY y o WORD_BOUNDARY