ara betto ni kakete aru no
ara betto ni kakete aru no ?
a r a WORD_BOUNDARY b e t t o WORD_BOUNDARY n i WORD_BOUNDARY k a k e t e WORD_BOUNDARY a r ɯ WORD_BOUNDARY n o WORD_BOUNDARY
a r a WORD_BOUNDARY b e t t o WORD_BOUNDARY n i WORD_BOUNDARY k a k e t e WORD_BOUNDARY a r u WORD_BOUNDARY n o WORD_BOUNDARY