una chiusa e una aperta
una chiusa e una aperta .
ʊ n a WORD_BOUNDARY k j u z a WORD_BOUNDARY e WORD_BOUNDARY ʊ n a WORD_BOUNDARY a p ɛ r t a WORD_BOUNDARY
u n a WORD_BOUNDARY c h i u s a WORD_BOUNDARY e WORD_BOUNDARY u n a WORD_BOUNDARY a p e r t a WORD_BOUNDARY