Perhaps you should try some spelling variations:
per pianoforte » e pianoforte, de pianoforte
pezzi celebro » pezzi celebri
teatrales de » centrales de, teatrales en, teatral de
la sombras » las sombras, la sombra, de sombras
caso per » caso de, caso del, caso en
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 ((la sombras) OR (y sombras)) teatrales de caso per pianoforte.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "Biblioteca lirica : pezzi celebro ((la sombras) OR (y sombras)) teatrales de caso per pianoforte.*".