kono naka ni haitta no
kono naka ni haitta no .
k o n o WORD_BOUNDARY n a k a WORD_BOUNDARY n i WORD_BOUNDARY h a i t t a WORD_BOUNDARY n o WORD_BOUNDARY
k o n o WORD_BOUNDARY n a k a WORD_BOUNDARY n i WORD_BOUNDARY h a i t t a WORD_BOUNDARY n o WORD_BOUNDARY