estás a fazer uma coisa
estás a fazer uma coisa ?
e s t a z WORD_BOUNDARY ɐ WORD_BOUNDARY f ɐ z e ɹ WORD_BOUNDARY u m ɐ WORD_BOUNDARY k oɪ z ɐ WORD_BOUNDARY
e s t á s WORD_BOUNDARY a WORD_BOUNDARY f a z e r WORD_BOUNDARY u m a WORD_BOUNDARY c o i s a WORD_BOUNDARY