Perhaps you should try some spelling variations:
e literature » e literatur, life literature, prose literature
studium das » studium der, studium die, studium als
studium des » studium der
filosofia e » filosofia de, filosofia del
test duale » test double, test delle, test orale

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 duale ((studium das) OR (studium des)) filosofia e literature.
• Adding a wildcard symbol may retrieve word variants: test duale ((studium das) or (studium des)) filosofia e literature*.