Perhaps you should try some spelling variations:
per pianoforte » e pianoforte, de pianoforte
pozzi celebri » pezzi celebri
central el » central del, central en, centrales el
cuerpo per » cuerpo de, cuerpo en, cuerpo del
y sombra » y sombras, la sombra, su sombra
di obra » de obra, de obras, de sobra

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 : pozzi celebri ((di obra) OR (y sombra)) central el cuerpo per pianoforte.~".
• Adding a wildcard symbol may retrieve word variants: Biblioteca lirica : pozzi celebri ((di obra) OR (y sombra)) central el cuerpo per pianoforte.*.