isto está a ser difícil
isto está a ser difícil .
i ʃ t̪ o WORD_BOUNDARY e s t̪ a WORD_BOUNDARY ɐ WORD_BOUNDARY s ɯ ʁ WORD_BOUNDARY d̪ i f i s i l̪ˠ 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 . WORD_BOUNDARY