Perhaps you should try some spelling variations:
per pianoforte » e pianoforte, de pianoforte
obra central » obra teatral, la central
asia central » pampa central, la central
agentes per » agentes de, agentes del
celebri de » celebri di
de agentes » de fuentes
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 central) OR (asia central)) de agentes per pianoforte.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "Biblioteca lirica : pezzi celebri de ((obra central) OR (asia central)) de agentes per pianoforte.".
• Adding a wildcard symbol may retrieve word variants: Biblioteca lirica : pezzi celebri de ((obra central) OR (asia central)) de agentes per pianoforte.*.