Perhaps you should try some spelling variations:
convegno della » convegno del, compagno della, collegio della
governo della » governo del, governo de
casa zuccari » sala zuccari
la republica » la republique
_ republican » _ republic

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: del ((convegno della) OR (governo della)) casa zuccari / senato ((la republica) OR (_ republican)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "del ((convegno della) or (governo della)) casa zuccari / senato ((la republica) OR (_ republican))".
• Adding a wildcard symbol may retrieve word variants: del ((convegno della) or (governo della)) casa zuccari / senato ((la republica) OR (_ republican))*.