Perhaps you should try some spelling variations:
obras treatrales » obras teatrales, obra teatral, obras generales
del pianoforte » de pianoforte, der pianoforte, e pianoforte
celebri diaz » celebri di
diaz obras » diez obras, diaz blas
y cantos » 3 cantos, a cantos, y cuentos
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 diaz obras treatrales ((y cantos) OR (y canto)) del pianoforte.~".
• Adding a wildcard symbol may retrieve word variants: Biblioteca lirica : pezzi celebri diaz obras treatrales ((y cantos) OR (y canto)) del pianoforte.*.