barabara ni naru kara
barabara ni naru kara .
b a r a b a r a WORD_BOUNDARY n i WORD_BOUNDARY n a r ɯ WORD_BOUNDARY k a r a WORD_BOUNDARY
b a r a b a r a WORD_BOUNDARY n i WORD_BOUNDARY n a r u WORD_BOUNDARY k a r a WORD_BOUNDARY