a mantan no koto na no
a mantan no koto na no ?
a WORD_BOUNDARY m a n t a n WORD_BOUNDARY n o WORD_BOUNDARY k o t o WORD_BOUNDARY n a WORD_BOUNDARY n o WORD_BOUNDARY
a WORD_BOUNDARY m a n t a n WORD_BOUNDARY n o WORD_BOUNDARY k o t o WORD_BOUNDARY n a WORD_BOUNDARY n o WORD_BOUNDARY