dore no koto da ka wakannakatta no
dore no koto da ka wakannakatta no .
d o r e WORD_BOUNDARY n o WORD_BOUNDARY k o t o WORD_BOUNDARY d a WORD_BOUNDARY k a WORD_BOUNDARY w a k a n n a k a t t a WORD_BOUNDARY n o WORD_BOUNDARY
d o r e WORD_BOUNDARY n o WORD_BOUNDARY k o t o WORD_BOUNDARY d a WORD_BOUNDARY k a WORD_BOUNDARY w a k a n n a k a t t a WORD_BOUNDARY n o WORD_BOUNDARY