Perhaps you should try some spelling variations:
erhard » gerhard (Expand Search)
eberhardt » ebgerhardt (Expand Search)
ebgerhardt » ebggerhardt (Expand Search), eberhard (Expand Search), engelhardt (Expand Search), ebgerhard (Expand Search), ebgebhardt (Expand Search)
gerhardt » ggerhardt (Expand Search), gerhard (Expand Search), gebhardt (Expand Search)
bernhard » 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: "((erhard OR bernhard) OR ((eberhardt OR ebgerhardt) OR gerhardt)) (finckh" OR finck")~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "\"((erhard OR bernhard) OR ((eberhardt OR ebgerhardt) OR gerhardt)) (finckh\" OR finck\")".
• Removing quotes may allow a broader search: ((erhard OR bernhard) OR ((eberhardt OR ebgerhardt) OR gerhardt)) (finckh OR finck ).
• Adding a wildcard symbol may retrieve word variants: "((erhard OR bernhard) OR ((eberhardt OR ebgerhardt) OR gerhardt)) (finckh" OR finck")*.