ao cen ai ao centro
ao cen ai ao centro .
au̜ WORD_BOUNDARY s ẽ WORD_BOUNDARY ai WORD_BOUNDARY au̜ WORD_BOUNDARY s ẽ t̪ ʁ u WORD_BOUNDARY
a o WORD_BOUNDARY c e n WORD_BOUNDARY a i WORD_BOUNDARY a o WORD_BOUNDARY c e n t r o WORD_BOUNDARY . WORD_BOUNDARY