Perhaps you should try some spelling variations:
das filosofia » da filosofia, la filosofia, di filosofia
der studium » oder studium, dem studium, des studium
studium das » studium des, studium der, studium die
filosofia a » filosofia da, filosofia la, filosofia e

You may be able to get more results by adjusting your search query.

• The words AND, OR and NOT may confuse the search; try adding quotes: "(test OR text) der studium das filosofia a literature".
• Adding a wildcard symbol may retrieve word variants: (test OR text) der studium das filosofia a literature*.