un bottone un bottone
uno uno bottone
art art n
un bottone un bottone .
ʊ n WORD_BOUNDARY b o tː o n e WORD_BOUNDARY ʊ n WORD_BOUNDARY b o tː o n e WORD_BOUNDARY
u n WORD_BOUNDARY b o t t o n e WORD_BOUNDARY u n WORD_BOUNDARY b o t t o n e WORD_BOUNDARY