Perhaps you should try some spelling variations:
obras generales » normas generales, obras teatrales, deberes generales
pozzi celebri » pezzi celebri
generales de » general de, general del
di obras » de obras, diaz obras, diez obras
casos e » casos de, casos en, casos a
casos y » casos de, casos en

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 obras generales de ((casos e) OR (casos y)) pianoforte.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "Biblioteca lirica : pozzi celebri di obras generales de ((casos e) OR (casos y)) pianoforte.".
• Adding a wildcard symbol may retrieve word variants: Biblioteca lirica : pozzi celebri di obras generales de ((casos e) OR (casos y)) pianoforte.*.