oui il est resté
oui il être rester
co pro:sub v:aux part
oui il est resté .
 w i WORD_BOUNDARY i l WORD_BOUNDARY ɛ WORD_BOUNDARY ʁ ɛ s t e WORD_BOUNDARY
o u i WORD_BOUNDARY i l WORD_BOUNDARY e s t WORD_BOUNDARY r e s t é WORD_BOUNDARY