piano perché si rompono
piano perché si rompono !
p j a n o WORD_BOUNDARY p e r k e WORD_BOUNDARY s ɪ WORD_BOUNDARY  r o m p o n o WORD_BOUNDARY
p i a n o WORD_BOUNDARY p e r c h é WORD_BOUNDARY s i WORD_BOUNDARY r o m p o n o WORD_BOUNDARY