nanimo wakaranai n da ne
nanimo wakaranai n da ne .
n a n i m o WORD_BOUNDARY w a k a r a n a i WORD_BOUNDARY n WORD_BOUNDARY d a WORD_BOUNDARY n e WORD_BOUNDARY
n a n i m o WORD_BOUNDARY w a k a r a n a i WORD_BOUNDARY n WORD_BOUNDARY d a WORD_BOUNDARY n e WORD_BOUNDARY