Perhaps you should try some spelling variations:
la litterature » a literature
filosofia la » filosofia da, filosofia le, filosofica da
studium die » studium der, studium des
test delle » testi delle, tesi delle, test della
studium de » studium der, studium des, studium den

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 delle ((studium de) OR (studium die)) filosofia la litterature".
• Adding a wildcard symbol may retrieve word variants: test delle ((studium de) OR (studium die)) filosofia la litterature*.