Perhaps you should try some spelling variations:
agents based » agent based
studies lca » studies lia, studies local, studies lead
filosofia a » filosofia da, filosofia la, filosofia e
sets based » arts based
studies la » studies lab, studies lia, studies l2

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: ((sets based) OR (agents based)) ((studies la) OR (studies lca)) filosofia a literature.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((sets based) OR (agents based)) ((studies la) or (studies lca)) filosofia a literature".
• Adding a wildcard symbol may retrieve word variants: ((sets based) OR (agents based)) ((studies la) or (studies lca)) filosofia a literature*.