Perhaps you should try some spelling variations:
opera teatral » opere teatrali, obra teatral
de pianoforte » e pianoforte, per pianoforte
celebro di » celebri di
cerebro de » cerebro y
teatral e » teatral de, teatrales en, teatral tell
casos de » caso de, caso del
e casos » de casos, en casos, y casos

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 ((celebro di) OR (cerebro de)) opera teatral e casos de pianoforte.~".
• Adding a wildcard symbol may retrieve word variants: Biblioteca lirica : pezzi ((celebro di) OR (cerebro de)) opera teatral e casos de pianoforte.*.