ii mon de wa wakarahen yan
ii mon de wa wakarahen yan .
i i WORD_BOUNDARY m o n WORD_BOUNDARY d e WORD_BOUNDARY w a WORD_BOUNDARY w a k a r a h e n WORD_BOUNDARY j a n WORD_BOUNDARY
i i WORD_BOUNDARY m o n WORD_BOUNDARY d e WORD_BOUNDARY w a WORD_BOUNDARY w a k a r a h e n WORD_BOUNDARY y a n WORD_BOUNDARY