Perhaps you should try some spelling variations:
central documentos » cepal documentos, central movimientos, cepal documento
documentos per » documentos para, documentos de, documentos el
per pianoforte » e pianoforte, de pianoforte
pezzi » pozzi
celebri » celebre, celebra, celebro
teatrales » centrales

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 di (papel OR paper) teatrales central documentos per pianoforte.~".
• Adding a wildcard symbol may retrieve word variants: Biblioteca lirica : pezzi celebri di (papel OR paper) teatrales central documentos per pianoforte.*.