Perhaps you should try some spelling variations:
storia romantica » storia romanza, storia antica, teoria semantica
contributi dalla » contributi alla, contributo della, contributo alla
storia politica » historia politica, teoria politica, storia critica
istituiti sic » istituti di, istituti pii
instituto ad » instituto de, instituto _, institutos de
istituto di » instituto de

Try widening your search to All Fields.

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: %contributi dalla%((((istituto di) OR (instituto ad))) OR (istituiti sic)) ((storia romantica) OR (storia politica))%22.
• Adding a wildcard symbol may retrieve word variants: %contributi dalla%((((istituto di) or (instituto ad))) or (istituiti sic)) ((storia romantica) or (storia politica))%22*.