Perhaps you should try some spelling variations:
le litterature » la litterature, de litterature, le letterature
filosofia le » filosofia de, filosofia e, filosofia del
studium la » studium a, studium als, studium das
test im » test i, test ii, test iv

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 im) OR (fest im)) studium la filosofia le litterature".
• Adding a wildcard symbol may retrieve word variants: ((test im) OR (fest im)) studium la filosofia le litterature*.