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