ii ko wa kakkoii n da yo
ii ko wa kakkoii n da yo .
i i WORD_BOUNDARY k o WORD_BOUNDARY w a WORD_BOUNDARY k a k k o i i WORD_BOUNDARY n WORD_BOUNDARY d a WORD_BOUNDARY j o WORD_BOUNDARY
i i WORD_BOUNDARY k o WORD_BOUNDARY w a WORD_BOUNDARY k a k k o i i WORD_BOUNDARY n WORD_BOUNDARY d a WORD_BOUNDARY y o WORD_BOUNDARY