Perhaps you should try some spelling variations:
per pianoforte » e pianoforte, de pianoforte
pezzi celebre » pezzi celebri
opere teatral » opere teatrali
obra teatral » obras teatrales
celebre el » celebre y
cantor per » cantor de
el cantor » el canto, el cantar, el pintor

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 celebre el ((opere teatral) OR (obra teatral)) el cantor per pianoforte.~".
• Adding a wildcard symbol may retrieve word variants: Biblioteca lirica : pezzi celebre el ((opere teatral) OR (obra teatral)) el cantor per pianoforte.*.