aa otoko no ko ita ne
aa otoko no ko ita ne .
aː WORD_BOUNDARY o t o k o WORD_BOUNDARY n o WORD_BOUNDARY k o WORD_BOUNDARY i t a WORD_BOUNDARY n e WORD_BOUNDARY
a a WORD_BOUNDARY o t o k o WORD_BOUNDARY n o WORD_BOUNDARY k o WORD_BOUNDARY i t a WORD_BOUNDARY n e WORD_BOUNDARY