Perhaps you should try some spelling variations:
die filosofica » di filosofia, de filosofia, e filosofica
filosofica da » filosofia da, filosofia de, filosofia di
da literatura » la literatura, a literatura, de literatura
studium die » studium der, studium des
test des » test test

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 des) OR (test der)) studium die filosofica da literatura*".