bai bai bai bai bai bai
bai bai bai bai bai bai .
b ai̯ WORD_BOUNDARY β ai̯ WORD_BOUNDARY β ai̯ WORD_BOUNDARY β ai̯ WORD_BOUNDARY β ai̯ WORD_BOUNDARY β ai̯ WORD_BOUNDARY
b a i WORD_BOUNDARY b a i WORD_BOUNDARY b a i WORD_BOUNDARY b a i WORD_BOUNDARY b a i WORD_BOUNDARY b a i WORD_BOUNDARY . WORD_BOUNDARY