Perhaps you should try some spelling variations:
de litterature » la litterature, et litterature
em filosofia » e filosofia, la filosofia, di filosofia
gis studien » die studien, aus studien, als studien
a filosofia » la filosofia, e filosofia, di filosofia
brent gis » brent miss, brent mrs, brent g

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: brent gis studien ((em filosofia) OR (a filosofia)) de litterature.
• Adding a wildcard symbol may retrieve word variants: brent gis studien ((em filosofia) or (a filosofia)) de litterature*.