kono naka ni atta ne
kono naka ni atta ne .
k o n o WORD_BOUNDARY n a k a WORD_BOUNDARY n i WORD_BOUNDARY a t t a WORD_BOUNDARY n e WORD_BOUNDARY
k o n o WORD_BOUNDARY n a k a WORD_BOUNDARY n i WORD_BOUNDARY a t t a WORD_BOUNDARY n e WORD_BOUNDARY