Perhaps you should try some spelling variations:
para pianoforte » per pianoforte, der pianoforte
pezzi celebre » pezzi celebri
teatrali per » teatral de, teatral e
canto para » cantos para, cantico para, cuento para
per canto » para canto, el canto, del canto
den open » del open, el open
en open » el open, en orden, del open

You may be able to get more results by adjusting your search query.

• The words AND, OR and NOT may confuse the search; try adding quotes: "Biblioteca lirica : pezzi celebre ((en open) OR (den open)) teatrali per canto para pianoforte.~".
• Adding a wildcard symbol may retrieve word variants: Biblioteca lirica : pezzi celebre ((en open) OR (den open)) teatrali per canto para pianoforte.*.