Perhaps you should try some spelling variations:
generales san » general san, generales la, generales en
de pianoforte » e pianoforte, per pianoforte
de pobreza » la pobreza, y pobreza
del perez » de perez, del peru, del perro
san casos » san carlos, en casos, a casos
casos de » caso de, caso 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 ((de pobreza) OR (del perez)) generales san casos de pianoforte.~".
• Adding a wildcard symbol may retrieve word variants: Biblioteca lirica : pezzi celebri ((de pobreza) OR (del perez)) generales san casos de pianoforte.*.