Perhaps you should try some spelling variations:
contribute della » contributo della, contributo delle, contributi dalla
historia antiga » historia antigua, historia antiqua, historia argentina
istituiti sic » istituti di, istituti pii
istituto di » instituto de, instituto ad

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 (istituiti sic)) ((historia antiga) OR (storia romanza))%22.
• Adding a wildcard symbol may retrieve word variants: %contribute della%((istituto di) or (istituiti sic)) ((historia antiga) or (storia romanza))%22*.