Perhaps you should try some spelling variations:
contribute della » contributo della, contributo delle, contributi dalla
storia gotica » storia politica, storia critica, storia emotiva
storia antica » storia romantica, historia antiga, storia critica
istituto di » instituto de, instituto ad
istituti di » instituti di, istituti pii, istituiti sic

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: %contribute della%((istituto di) OR (istituti di)) ((storia gotica) OR (storia antica))%22.
• Adding a wildcard symbol may retrieve word variants: %contribute della%((istituto di) or (istituti di)) ((storia gotica) or (storia antica))%22*.