Perhaps you should try some spelling variations:
durante studien » ante studien, dante studies, duale studien
mexico durante » mexico during, mexico ante
filosofia da » filosofia de, filosofia del, filosofia della
filosofia a » filosofia la, filosofia _, filosofia y
filosofia e » filosofia de, filosofia del
studien y » studien _, studien 3, studien 4

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: mexico durante studien y ((((filosofia a) OR (filosofia da))) OR (filosofia e)) literatura.
• The words AND, OR and NOT may confuse the search; try adding quotes: "mexico durante studien y ((((filosofia a) OR (filosofia da))) or (filosofia e)) literatura".
• Adding a wildcard symbol may retrieve word variants: mexico durante studien y ((((filosofia a) OR (filosofia da))) or (filosofia e)) literatura*.