dakara abunai kara ne
dakara abunai kara ne .
d a k a r a WORD_BOUNDARY a b ɯ n a i WORD_BOUNDARY k a r a WORD_BOUNDARY n e WORD_BOUNDARY
d a k a r a WORD_BOUNDARY a b u n a i WORD_BOUNDARY k a r a WORD_BOUNDARY n e WORD_BOUNDARY