Perhaps you should try some spelling variations:
gunther wolfgang » buscher wolfgang, gitter wolfgang, glatzer wolfgang
loscher wolfgang » fischer wolfgang, buscher wolfgang, losch wolfgang
kilger wolfgang » seeger wolfgang, berger 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: ((gunther wolfgang) OR (((loscher wolfgang) OR (kilger wolfgang)))) weichardt.
• Adding a wildcard symbol may retrieve word variants: ((gunther wolfgang) or (((loscher wolfgang) or (kilger wolfgang)))) weichardt*.