estás a ouvir a mãe
estás a ouvir a mãe ?
e s t a z WORD_BOUNDARY ɐ WORD_BOUNDARY u w v i ɹ WORD_BOUNDARY ɐ WORD_BOUNDARY m ɐ̃ j WORD_BOUNDARY
e s t á s WORD_BOUNDARY a WORD_BOUNDARY o u v i r WORD_BOUNDARY a WORD_BOUNDARY m ã e WORD_BOUNDARY