Perhaps you should try some spelling variations:
johannes fischer » johan fischer, johannes liesche, johannes pfister
johanna fischer » johan fischer, johann fischart, johanna kissler
johannes picht » johannes wicht, johannes richter, johannes fuchs
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 fischer) OR (johannes picht))) OR (johanna fischer))) OR (johannes basch)).
• Adding a wildcard symbol may retrieve word variants: ((((((johannes fischer) or (johannes picht))) or (johanna fischer))) or (johannes basch))*.