ato wa dore iwanakatta wa ne
ato wa dore iwanakatta wa ne ?
a t o WORD_BOUNDARY w a WORD_BOUNDARY d o r e WORD_BOUNDARY i w a n a k a t t a WORD_BOUNDARY w a WORD_BOUNDARY n e WORD_BOUNDARY
a t o WORD_BOUNDARY w a WORD_BOUNDARY d o r e WORD_BOUNDARY i w a n a k a t t a WORD_BOUNDARY w a WORD_BOUNDARY n e WORD_BOUNDARY