Perhaps you should try some spelling variations:
parque naturales » parques naturales, parque natural, areas naturales
per pianoforte » e pianoforte, de pianoforte
naturales y » naturaleza y, natural y, culturales y
control per » control por, control para, control de
celebre y » celeste y
y control » de control

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 y) OR (celebre el)) parque naturales y control per pianoforte.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "Biblioteca lirica : pezzi ((celebre y) OR (celebre el)) parque naturales y control per pianoforte.".
• Adding a wildcard symbol may retrieve word variants: Biblioteca lirica : pezzi ((celebre y) OR (celebre el)) parque naturales y control per pianoforte.*.