Perhaps you should try some spelling variations:
historia antiga » historia antigua, historia antiqua, historia argentina
contributi alla » contributi dalla, contributo alla, contribute all
storia antica » storia gotica, storia romantica, storia critica
instituti di » istituti di, instituti _, instituti a
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: %contributi alla%((istituto di) OR (instituti di)) ((storia antica) OR (historia antiga))%22.
• Adding a wildcard symbol may retrieve word variants: %contributi alla%((istituto di) or (instituti di)) ((storia antica) or (historia antiga))%22*.