ao ao contrário ao contrário
ao ao contrário ao contrário .
au̜ WORD_BOUNDARY au̜ WORD_BOUNDARY k ũ t̪ ʁ a ɾ i o WORD_BOUNDARY au̜ WORD_BOUNDARY k ũ t̪ ʁ a ɾ i u WORD_BOUNDARY
a o WORD_BOUNDARY a o WORD_BOUNDARY c o n t r á r i o WORD_BOUNDARY a o WORD_BOUNDARY c o n t r á r i o WORD_BOUNDARY . WORD_BOUNDARY