Perhaps you should try some spelling variations:
opera teatral » opere teatrali, obra teatral
teatral de » teatral e, central de, teatro de
calor del » valor del, color del, calor de
di opera » di opere, la opera, _ opera
calor e » calor de, calor en, calor y
pezzi » pozzi
celebri » celebre, celebra, celebro

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 di opera teatral de ((calor e) OR (calor del)) pianoforte.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "Biblioteca lirica : pezzi celebri di opera teatral de ((calor e) OR (calor del)) pianoforte.*".