Perhaps you should try some spelling variations:
opera teatrali » opere teatrali, obra teatral
pezzi celebre » pezzi celebri
perez santos » perez carlos, perez galdos, lopez santos
per cantos » per canto
celebre y » celebre el, celeste y
y opera » _ opera, la opera, y espera

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: Biblioteca lirica : pezzi celebre y opera teatrali ((per cantos) OR (perez santos)) e pianoforte.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "Biblioteca lirica : pezzi celebre y opera teatrali ((per cantos) OR (perez santos)) e pianoforte.".
• Adding a wildcard symbol may retrieve word variants: Biblioteca lirica : pezzi celebre y opera teatrali ((per cantos) OR (perez santos)) e pianoforte.*.