Perhaps you should try some spelling variations:
obras centrales » obras teatrales, obras generales, obras corales
de pianoforte » e pianoforte, per pianoforte
centrales en » centrales el, centrales del, centrales de
en cantor » el cantor, del cantor, en cancer
cantor de » cantos de, canto de, cantos del
di obras » de obras, diaz obras, diez obras
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 OR celebre) di obras centrales en cantor de pianoforte.~".
• Adding a wildcard symbol may retrieve word variants: Biblioteca lirica : pezzi (celebri OR celebre) di obras centrales en cantor de pianoforte.*.