Perhaps you should try some spelling variations:
e literature » e literatur, life literature, prose literature
e filosofia » la filosofia
filosofia e » filosofia de, filosofia del
studium e » studium _, studium 1, studium 3
test dem » test des, test de, nebst dem

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