comment il a fait ça
comment il avoir faire ça
adv pro:sub v:aux part pro:dem
comment il a fait ça ?
k ɔ m ɑ̃ WORD_BOUNDARY i l WORD_BOUNDARY a WORD_BOUNDARY f ɛ WORD_BOUNDARY s a WORD_BOUNDARY
c o m m e n t WORD_BOUNDARY i l WORD_BOUNDARY a WORD_BOUNDARY f a i t WORD_BOUNDARY ç a WORD_BOUNDARY