Perhaps you should try some spelling variations:
eberhard » gerhard (Expand Search), bernhard (Expand Search), ebgerhard (Expand Search)
eberhardt » gerhardt (Expand Search), bernhardt (Expand Search), ebgerhardt (Expand Search)
erhard » gerhard (Expand Search)
gerhardt » ggerhardt (Expand Search), gerhard (Expand Search)
gebhardt » gerhard (Expand Search)
finckh" » finkh" (Expand Search)
finck" » fink" (Expand Search)

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: "((eberhard OR erhard) OR (((gerhardt OR gebhardt) OR eberhardt) OR gerhardt)) (finckh" OR finck")~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "\"((eberhard OR erhard) OR (((gerhardt OR gebhardt) OR eberhardt) OR gerhardt)) (finckh\" OR finck\")".
• Removing quotes may allow a broader search: ((eberhard OR erhard) OR (((gerhardt OR gebhardt) OR eberhardt) OR gerhardt)) (finckh OR finck ).
• Adding a wildcard symbol may retrieve word variants: "((eberhard OR erhard) OR (((gerhardt OR gebhardt) OR eberhardt) OR gerhardt)) (finckh" OR finck")*.