Perhaps you should try some spelling variations:
johannes fechner » johannes fuhner, johannes becker, johannes fischer
johannes liesche » johannes fischer, johannes berchem, johannes bosscha
johannes basch » johannes bosscha, johannes bauer, johannes backs

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