Perhaps you should try some spelling variations:
der pianoforte » de pianoforte, per pianoforte, del pianoforte
pezzi celebro » pezzi celebri
teatral de » teatral e, central de, teatro de
di opera » di opere, la opera
caso der » caso de, caso del, ocaso del
_ opera » la opera
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 celebro ((di opera) OR (_ opera)) teatral de caso der pianoforte.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "Biblioteca lirica : pezzi celebro ((di opera) OR (_ opera)) teatral de caso der pianoforte.*".