Perhaps you should try some spelling variations:
per pianoforte » e pianoforte
de pianoforte » e pianoforte
pezzi genero » pena genero
obra central » obra teatral, la central, asia central
central de » centro de, centros de
genero la » general la, genero una, genero y
de caso » de casos

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