Perhaps you should try some spelling variations:
historia antiga » historia antigua, historia antiqua, historia argentina
institution der » institutionen der, konstitution der, institutionen des
instituti di » instituti _, instituti a, institution die
instituto de » institut der
istituti di » istituti pii, istituiti sic, istituto del
istituto di » 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: (%contributo OR %contributi) della%((((istituto di) OR (((instituto de) OR (institution der))))) OR (((istituti di) OR (instituti di)))) historia antiga%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(%contributo OR %contributi) della%((((istituto di) or (((instituto de) or (institution der))))) or (((istituti di) or (instituti di)))) historia antiga%22".
• Adding a wildcard symbol may retrieve word variants: (%contributo OR %contributi) della%((((istituto di) or (((instituto de) or (institution der))))) or (((istituti di) or (instituti di)))) historia antiga%22*.