ato no wa doko ni aru
ato no wa doko ni aru ?
a t o WORD_BOUNDARY n o WORD_BOUNDARY w a WORD_BOUNDARY d o k o WORD_BOUNDARY n i WORD_BOUNDARY a r ɯ WORD_BOUNDARY
a t o WORD_BOUNDARY n o WORD_BOUNDARY w a WORD_BOUNDARY d o k o WORD_BOUNDARY n i WORD_BOUNDARY a r u WORD_BOUNDARY