Perhaps you should try some spelling variations:
la literature » la litterature, a literature, la literatura
filosofia la » filosofia da, filosofia le, filosofica da
e filosofia » la filosofia
studium e » studium _, studium 1, studium 3
test dem » test der, test de, nebst dem
test des » test der, 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 dem) OR (test des)) studium e filosofia la literature".
• Adding a wildcard symbol may retrieve word variants: ((test dem) OR (test des)) studium e filosofia la literature*.