Perhaps you should try some spelling variations:
opera generales » obras generales
per pianoforte » e pianoforte, de pianoforte
generales san » general san, generales la, generales en
san canto » un canto, al canto, mar canto
canto per » canto para, canto de, canto del
pezzi » pozzi

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 OR celebre) _ opera generales san canto per pianoforte.~".
• Adding a wildcard symbol may retrieve word variants: Biblioteca lirica : pezzi (celebri OR celebre) _ opera generales san canto per pianoforte.*.