Perhaps you should try some spelling variations:
teatrali perez » teatrali per
per pianoforte » e pianoforte, de pianoforte
pozzi celebri » pezzi celebri
perez santa » perez santos, perez sara, perez ana
santa per » santa fe, santa de, santa en
_ opera » la opera

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 : pozzi celebri ((di opere) OR (_ opera)) teatrali perez santa per pianoforte.~".
• Adding a wildcard symbol may retrieve word variants: Biblioteca lirica : pozzi celebri ((di opere) OR (_ opera)) teatrali perez santa per pianoforte.*.