Perhaps you should try some spelling variations:
sierra central » tierra central
per pianoforte » e pianoforte, de pianoforte
pozzi celebri » pezzi celebri
di sierra » de sierra, de sierras, de tierra
de canto » del canto, de canton, per canto
de canon » de casos, de caso, de calor

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 sierra central ((de canto) OR (de canon)) per pianoforte.~".
• Adding a wildcard symbol may retrieve word variants: Biblioteca lirica : pozzi celebri di sierra central ((de canto) OR (de canon)) per pianoforte.*.