Perhaps you should try some spelling variations:
historien » histories, historian, historians, historiesn, historiann
historikern » historiker
historie » histories, historia, historian
historical » historiesal
historic » histories

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: ( ((historien OR historikern) OR historie) OR ( historical OR historic )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "( ((historien OR historikern) or historie) or ( historical or historic ))".
• Adding a wildcard symbol may retrieve word variants: ( ((historien OR historikern) or historie) or ( historical or historic ))*.