Perhaps you should try some spelling variations:
johannes piscator » johannes fischer, johannes picht
johannes pfister » johanne foster, johannes dieter, johannes fischer
johannes liesche » johannes fischer, johannes basch, johannes berchem

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 piscator) OR (johannes pfister))) OR (johannes liesche)).
• Adding a wildcard symbol may retrieve word variants: ((((johannes piscator) or (johannes pfister))) or (johannes liesche))*.