tau+tau à porta
tau tau à porta .
t̪ au̜ WORD_BOUNDARY t̪ au̜ WORD_BOUNDARY a WORD_BOUNDARY p ɔ ɾ t̪ ɐ WORD_BOUNDARY
t a u WORD_BOUNDARY t a u WORD_BOUNDARY à WORD_BOUNDARY p o r t a WORD_BOUNDARY . WORD_BOUNDARY