Perhaps you should try some spelling variations:
europe conceptual » europe concepts, some conceptual, one conceptual
european concept » european concepts, european context, europe concept
concept history » context history, concise history
history some » history so, history siege, history state
history ser » history set, history sir, history sea

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: (( europe conceptual history ser. ) OR ( european concept history some. )).
• Adding a wildcard symbol may retrieve word variants: (( europe conceptual history ser. ) or ( european concept history some. ))*.