Perhaps you should try some spelling variations:
"historian" » "histories", "historic", "historicn", "historiesn"
"historians" » "historiess", "historics", "historicns", "historiesns", "histories"
"historia" » "historic", "histories"
"historiess" » "histories", "historiens", "historikers"
"historiese" » "histories", "historicise", "historie"
"historiesns" » "historiens", "histories", "historien"
"historiennes" » "historienne", "historiens", "historiettes"

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: ("historian" OR (("historia" OR "historical") OR ((("historians" OR "historiess") OR "historiese") OR ("historiesns" OR "historiennes")))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(\"historian\" or ((\"historia\" OR \"historical\") or (((\"historians\" or \"historiess\") or \"historiese\") or (\"historiesns\" or \"historiennes\"))))".
• Removing quotes may allow a broader search: ( historian or (( historia OR historical ) or ((( historians or historiess ) or historiese ) or ( historiesns or historiennes )))).
• Adding a wildcard symbol may retrieve word variants: ("historian" or (("historia" OR "historical") or ((("historians" or "historiess") or "historiese") or ("historiesns" or "historiennes"))))*.