Perhaps you should try some spelling variations:
filosofia la » filosofia da, filosofia le, filosofica da
oder studium » dem studium, fur studium, das studium
filosofia a » filosofia da, filosofia e, filosofia _
tests oder » tests der, test oder, tests over
studium 8 » studium _, studium 1, studium 3

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: tests oder studium 8 ((filosofia a) OR (filosofia la)) literatura.
• Adding a wildcard symbol may retrieve word variants: tests oder studium 8 ((filosofia a) or (filosofia la)) literatura*.