hito no kotoba ga wakaru Yorokingu wa totta
hito no kotoba ga wakaru yorokingu wa totta ?
h i t o WORD_BOUNDARY n o WORD_BOUNDARY k o t o b a WORD_BOUNDARY g a WORD_BOUNDARY w a k a r ɯ WORD_BOUNDARY j o r o k i n g ɯ WORD_BOUNDARY w a WORD_BOUNDARY t o t t a WORD_BOUNDARY
h i t o WORD_BOUNDARY n o WORD_BOUNDARY k o t o b a WORD_BOUNDARY g a WORD_BOUNDARY w a k a r u WORD_BOUNDARY y o r o k i n g u WORD_BOUNDARY w a WORD_BOUNDARY t o t t a WORD_BOUNDARY