Perhaps you should try some spelling variations:
costos generales » costos laborales
generales el » generales del, generales en, generales de
celebri y » celebre y, celebri di
cantos de » cuentos de, puntos de
y costos » de costos
canto e » canto de, canto y, canto del
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 y costos generales el ((canto e) OR (cantos de)) pianoforte.~".
• Adding a wildcard symbol may retrieve word variants: Biblioteca lirica : pezzi celebri y costos generales el ((canto e) OR (cantos de)) pianoforte.*.