Perhaps you should try some spelling variations:
johannes fischer » johanna fischer, johan fischer, johannes fechner
johannes liesche » johannes basch, johannes berchem, johannes bosscha
johannes becker » johannes brocker, johannes berger, 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 fischer) OR (((johannes liesche) OR (johannes becker)))).
• Adding a wildcard symbol may retrieve word variants: ((johannes fischer) or (((johannes liesche) or (johannes becker))))*.