on appuie sur deux boutons
on appuyer sur deux bouton
pro:sub v prep n n
on appuie sur deux boutons .
ɔ̃ n WORD_BOUNDARY a p y i WORD_BOUNDARY s y ʁ WORD_BOUNDARY d ø WORD_BOUNDARY b u t ɔ̃ WORD_BOUNDARY
o n WORD_BOUNDARY a p p u i e WORD_BOUNDARY s u r WORD_BOUNDARY d e u x WORD_BOUNDARY b o u t o n s WORD_BOUNDARY