Perhaps you should try some spelling variations:
based studies » based study
filosofia la » filosofia da, filosofica da, filosofia das
filosofia le » filosofia de, filosofia e, filosofia del
studies die » studie die, studien die, studies does
sets based » arts based, agents based

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: "sets based studies die ((filosofia la) OR (filosofia le)) literatura".
• Adding a wildcard symbol may retrieve word variants: sets based studies die ((filosofia la) OR (filosofia le)) literatura*.