quanto mais difícil
quanto mais difícil .
k o ɐ̃ t̪ u WORD_BOUNDARY m ai ʒ WORD_BOUNDARY d̪ i f i s i l̪ˠ WORD_BOUNDARY
q u a n t o WORD_BOUNDARY m a i s WORD_BOUNDARY d i f í c i l WORD_BOUNDARY . WORD_BOUNDARY