Perhaps you should try some spelling variations:
la literatura » la litterature, a literature
das filosofia » da filosofia, la filosofia, di filosofia
filosofia la » filosofia da, filosofia le, filosofica da
studium das » studium des, studium der, studium die
test do » test de, test der, test des
test d » test de, test der, test des

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: ((test d) OR (test do)) studium das filosofia la literatura.
• Adding a wildcard symbol may retrieve word variants: ((test d) or (test do)) studium das filosofia la literatura*.