Perhaps you should try some spelling variations:
en pianoforte » e pianoforte, per pianoforte, del pianoforte
obra teatral » obras teatrales
celebri de » celebri di
e agentes » de agentes, a agentes, el agente
y agentes » a agentes, de agentes, y agendas
de obra » de obras
pezzi » pozzi

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 celebri de obra teatral ((e agentes) OR (y agentes)) en pianoforte.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "Biblioteca lirica : pezzi celebri de obra teatral ((e agentes) OR (y agentes)) en pianoforte.".
• Adding a wildcard symbol may retrieve word variants: Biblioteca lirica : pezzi celebri de obra teatral ((e agentes) OR (y agentes)) en pianoforte.*.