Perhaps you should try some spelling variations:
gases generales » bases generales, rasgos generales, leyes generales
el pianoforte » del pianoforte, e pianoforte, per pianoforte
generales de » general de, general del
di gases » de gases, de bases, de fases
de caso » de casos
caso el » caso del, caso en, casos en
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 gases generales de caso el pianoforte.~".
• Adding a wildcard symbol may retrieve word variants: Biblioteca lirica : pezzi (celebri OR celebre) di gases generales de caso el pianoforte.*.