Perhaps you should try some spelling variations:
per pianoforte » e pianoforte, de pianoforte
pozzi celebri » pezzi celebri
agentes per » agentes de, agentes del
central de » centro de, centros de
de agentes » de fuentes
di la » de la, ii la, xi la
vi la » ii la

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 : pozzi celebri ((di la) OR (vi la)) central de agentes per pianoforte.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "Biblioteca lirica : pozzi celebri ((di la) OR (vi la)) central de agentes per pianoforte.".
• Adding a wildcard symbol may retrieve word variants: Biblioteca lirica : pozzi celebri ((di la) OR (vi la)) central de agentes per pianoforte.*.