Perhaps you should try some spelling variations:
de documentos » y documentos
de pianoforte » e pianoforte, per pianoforte
obra central » obra teatral, la central, asia central
celebri de » celebri di
central de » centro de, centros de
de obra » de obras
pezzi » pozzi

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 de obra central de documentos de pianoforte.~.
• Adding a wildcard symbol may retrieve word variants: Biblioteca lirica : pezzi celebri de obra central de documentos de pianoforte.*.