Perhaps you should try some spelling variations:
de pianoforte » e pianoforte, per pianoforte
diez obras » diaz obras, de obras, cien obras
tell caso » el caso, del caso
di obras » de obras, diaz obras, dos obras
pezzi » pozzi
celebri » celebre, celebra, celebro
teatrales » centrales

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 ((di obras) OR (diez obras)) teatrales tell caso de pianoforte.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "Biblioteca lirica : pezzi celebri ((di obras) OR (diez obras)) teatrales tell caso de pianoforte.".
• Adding a wildcard symbol may retrieve word variants: Biblioteca lirica : pezzi celebri ((di obras) OR (diez obras)) teatrales tell caso de pianoforte.*.