Perhaps you should try some spelling variations:
opera teatral » opere teatrali
obra teatral » obras teatrales
y pianoforte » e pianoforte, _ pianoforte, de pianoforte
tell centro » tella centro, del centro, el centro
centro y » centros y, dentro y, centro de
pezzi » pozzi
celebri » celebre, celebra, celebro

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 _ ((opera teatral) OR (obra teatral)) tell centro y pianoforte.~".
• Adding a wildcard symbol may retrieve word variants: Biblioteca lirica : pezzi celebri _ ((opera teatral) OR (obra teatral)) tell centro y pianoforte.*.