Perhaps you should try some spelling variations:
opera neutralidad » la neutralidad, de neutralidad, supuesta neutralidad
neutralidad del » neutralidad de, centralidad del, neutralidad en
di opera » di opere, la opera, _ opera
canto e » canto de, cantos de, canto del
pezzi » pozzi
celebri » celebre, celebra, celebro

You may be able to get more results by adjusting your search query.

• The words AND, OR and NOT may confuse the search; try adding quotes: "Biblioteca lirica : pezzi celebri di opera neutralidad del ((canto e) OR (canto y)) pianoforte.~".
• Adding a wildcard symbol may retrieve word variants: Biblioteca lirica : pezzi celebri di opera neutralidad del ((canto e) OR (canto y)) pianoforte.*.