Perhaps you should try some spelling variations:
"johannes pfister muller" » "johanne foster muller", "johannes fischer muller", "johannes koster muller", "johannes pfisters muhle", "johannes pachter muller"
"johannes gunter muller" » "johannes gantier muller", "johannes gagnier muller", "johannes gartner muller", "johannes geiger muller"
"johannes dieter muller" » "johannes dietlein muller", "johannes richter muller", "johannes der muller", "johannes dietmar muller", "johannes die muller"
"johannes peter muller" » "johann peter muller", "johannes beutler muller", "johannes pantel muller", "johannes peter miller", "johannes peter koller", "johannes heiner muller"

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: (((("johannes pfister muller") OR ("johannes gunter muller"))) OR ((("johannes peter muller") OR ("johannes dieter muller")))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"johannes pfister muller\") or (\"johannes gunter muller\"))) or (((\"johannes peter muller\") OR (\"johannes dieter muller\"))))".
• Removing quotes may allow a broader search: (((( johannes pfister muller ) or ( johannes gunter muller ))) or ((( johannes peter muller ) OR ( johannes dieter muller )))).
• Adding a wildcard symbol may retrieve word variants: (((("johannes pfister muller") or ("johannes gunter muller"))) or ((("johannes peter muller") OR ("johannes dieter muller"))))*.