isto está a ser difícil
isto está a ser difícil .
i ʃ t w WORD_BOUNDARY e s t a WORD_BOUNDARY ɐ WORD_BOUNDARY s ɨ ɹ WORD_BOUNDARY d i f i s i l WORD_BOUNDARY
i s t o WORD_BOUNDARY e s t á WORD_BOUNDARY a WORD_BOUNDARY s e r WORD_BOUNDARY d i f í c i l WORD_BOUNDARY