Perhaps you should try some spelling variations:
mexico durante » mexico during, mexico ante
na literatura » la literatura, a literatura, a literature
filosofia na » filosofia da, filosofia la, filosofia n
4 filosofia » e filosofia, a filosofia, y filosofia
texto ante » texto durante
studien 4 » studien _, studien 3, studien 5

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: ((texto ante) OR (mexico durante)) studien 4 filosofia na literatura.
• Adding a wildcard symbol may retrieve word variants: ((texto ante) or (mexico durante)) studien 4 filosofia na literatura*.