Perhaps you should try some spelling variations:
pobreza teatral » obra teatral
del pianoforte » de pianoforte, der pianoforte, e pianoforte
teatral de » teatral e, central de, teatro de
celebri y » celebri di
celebre y » celebre el, celeste y
caso del » caso de
de caso » de casos
pezzi » pozzi

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 ((celebri y) OR (celebre y)) pobreza teatral de caso del pianoforte.~".
• Adding a wildcard symbol may retrieve word variants: Biblioteca lirica : pezzi ((celebri y) OR (celebre y)) pobreza teatral de caso del pianoforte.*.