Perhaps you should try some spelling variations:
per pianoforte » e pianoforte, de pianoforte
pezzi celebro » pezzi celebri
cantos per » cantos para, cantos de, cantos del
de pureza » de pobreza, de perez, la pureza
teatral e » teatral de, teatrales en, teatral tell
e cantos » 3 cantos, a cantos, el cantor
p perez » c perez, d perez, puy perez

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 celebro ((de pureza) OR (p perez)) teatral e cantos per pianoforte.~".
• Adding a wildcard symbol may retrieve word variants: Biblioteca lirica : pezzi celebro ((de pureza) OR (p perez)) teatral e cantos per pianoforte.*.