koara tte nan da nan no koara
koara tte nan da nan no koara ?
k o a r a WORD_BOUNDARY t t e WORD_BOUNDARY n a n WORD_BOUNDARY d a WORD_BOUNDARY n a n WORD_BOUNDARY n o WORD_BOUNDARY k o a r a WORD_BOUNDARY
k o a r a WORD_BOUNDARY t t e WORD_BOUNDARY n a n WORD_BOUNDARY d a WORD_BOUNDARY n a n WORD_BOUNDARY n o WORD_BOUNDARY k o a r a WORD_BOUNDARY