Perhaps you should try some spelling variations:
de literatura » de litterature, la literatura, y literatura
filosofia de » filosofia del
y filosofia » e filosofia, a filosofia, la filosofia
studium y » studium _, studium 1, studium 3
quiete a » quiet a, quiete e, quietest a
quit » quite, quiet, qui

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: ((quit _) OR (quiete a)) studium y filosofia de literatura.
• Adding a wildcard symbol may retrieve word variants: ((quit _) or (quiete a)) studium y filosofia de literatura*.