Perhaps you should try some spelling variations:
para pianoforte » per pianoforte, der pianoforte
pezzi celebre » pezzi celebri
santos para » cantos para, santos maria, datos para
de santos » de santis, de santo, de tantos
del open » del orden, en open
el open » en open, el orden

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 celebre ((el open) OR (del open)) centro de santos para pianoforte.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "Biblioteca lirica : pezzi celebre ((el open) OR (del open)) centro de santos para pianoforte.*".