Perhaps you should try some spelling variations:
e litterature » et litterature, de litterature, en litterature
da filosofia » la filosofia, di filosofia, a filosofia
filosofia e » filosofia de, filosofia del
studium da » studium das, studium a, studium d
est dem » ist dem, est dei, 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: ((est dem) OR (est de)) studium da filosofia e litterature*.