bueno bueno bueno
bueno bueno bueno .
β w e̞ n o̞ WORD_BOUNDARY β w e̞ n o̞ WORD_BOUNDARY β w e̞ n o̞ WORD_BOUNDARY
b u e n o WORD_BOUNDARY b u e n o WORD_BOUNDARY b u e n o WORD_BOUNDARY . WORD_BOUNDARY