Perhaps you should try some spelling variations:
johannes richter » johannes michael, johan richter, johannes fechner
johannes pfister » johanne foster, johannes fischer, johannes koster
johannes liesche » johannes fischer, johannes basch, johannes berchem
johannes dieter » johannes dietlein, johannes der, johannes ditz
johanna fischer » johannes fischer, johan fischer, johann fischart
weiss » weise

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) OR (johannes dieter))) OR (((((johannes geiss) OR (johannes weiss))) OR (johannes richter))))) OR (johanna fischer))) OR (johannes liesche)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((((((johannes pfister) or (johannes dieter))) or (((((johannes geiss) OR (johannes weiss))) or (johannes richter))))) or (johanna fischer))) or (johannes liesche))".
• Adding a wildcard symbol may retrieve word variants: ((((((((johannes pfister) or (johannes dieter))) or (((((johannes geiss) OR (johannes weiss))) or (johannes richter))))) or (johanna fischer))) or (johannes liesche))*.