Perhaps you should try some spelling variations:
contributi dalla » contributi alla, contributo della, contributo alla
teoria politica » teologia politica, reforma politica, teoria critica
storia antica » storia gotica, storia romantica, historia antiga
institutos de » instituto de, institutions de, institutes der
instituto ad » instituto de, instituto _
istituti di » instituti di, istituti pii, istituiti sic
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 (institutos de))))) OR (istituti di)) ((storia antica) OR (teoria politica))%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%contributi dalla%((((istituto di) or (((instituto ad) OR (institutos de))))) or (istituti di)) ((storia antica) or (teoria politica))%22".
• Adding a wildcard symbol may retrieve word variants: %contributi dalla%((((istituto di) or (((instituto ad) OR (institutos de))))) or (istituti di)) ((storia antica) or (teoria politica))%22*.