Perhaps you should try some spelling variations:
opera teatrali » opere teatrali, obra teatral
teatrali perez » teatrali per
der pianoforte » de pianoforte, per pianoforte, del pianoforte
perez carlos » perez galdos
celebri el » celebre el, celebri di
carlos der » carlos de, carlos del, carlos e
el opera » la opera, _ opera, el open
pezzi » pozzi

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

• Adding a wildcard symbol may retrieve word variants: Biblioteca lirica : pezzi celebri el opera teatrali perez carlos der pianoforte.*.