Perhaps you should try some spelling variations:
loscher wolfgang » fischer wolfgang, losch wolfgang, lehmacher wolfgang
buscher wolfgang » fischer wolfgang, becker wolfgang, breuer wolfgang
mieder wolfgang » weber wolfgang, breuer wolfgang

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: ((mieder wolfgang) OR (((loscher wolfgang) OR (buscher wolfgang)))) weichardt.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((mieder wolfgang) or (((loscher wolfgang) OR (buscher wolfgang)))) weichardt".
• Adding a wildcard symbol may retrieve word variants: ((mieder wolfgang) or (((loscher wolfgang) OR (buscher wolfgang)))) weichardt*.