Perhaps you should try some spelling variations:
pozzi celebri » pezzi celebri
en pianoforte » e pianoforte, per pianoforte, del pianoforte
central de » centro de, centros de
de agentes » de fuentes
agentes en » agentes del, patentes en, agentes de
del cerro » del perro, del cerebro, del centro
de perez » del perez, d perez, de pureza

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 ((del cerro) OR (de perez)) central de agentes en pianoforte.~".
• Adding a wildcard symbol may retrieve word variants: Biblioteca lirica : pozzi celebri ((del cerro) OR (de perez)) central de agentes en pianoforte.*.