o abunai abunai abunai
o abunai abunai abunai !
o WORD_BOUNDARY a b ɯ n a i WORD_BOUNDARY a b ɯ n a i WORD_BOUNDARY a b ɯ n a i WORD_BOUNDARY
o WORD_BOUNDARY a b u n a i WORD_BOUNDARY a b u n a i WORD_BOUNDARY a b u n a i WORD_BOUNDARY