Perhaps you should try some spelling variations:
filosofica da » filosofia da, filosofia de, filosofia di
filosofica e » filosofia e, filosofia de, filosofia _
das studie » das studien, das studio, des studie
studie der » studium der
bist das » ist das, list das, geist das

You may be able to get more results by adjusting your search query.

• The words AND, OR and NOT may confuse the search; try adding quotes: "bist das studie der ((filosofica e) OR (filosofica da)) literatura".
• Adding a wildcard symbol may retrieve word variants: bist das studie der ((filosofica e) OR (filosofica da)) literatura*.