Perhaps you should try some spelling variations:
pozzi celebri » pezzi celebri
teatrales en » teatrales tell, naturales en, generales en
y pianoforte » e pianoforte, _ pianoforte, de pianoforte
en canto » en cuanto, el canto, un canto
p perez » d perez, puy perez, de perez
c perez » d perez, de 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 : pozzi celebri ((p perez) OR (c perez)) teatrales en canto y pianoforte.~".
• Adding a wildcard symbol may retrieve word variants: Biblioteca lirica : pozzi celebri ((p perez) OR (c perez)) teatrales en canto y pianoforte.*.