Perhaps you should try some spelling variations:
christiane marquardt » christian margaret, christiane maria, christian gerhardt
christian markwardt » christian margaret, christian eckhardt, christian gerhardt
christian marquart » christian margaret, christian martyrs, christian manual

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: ((((christiane marquardt) OR (christian marquart))) OR (christian markwardt)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((christiane marquardt) OR (christian marquart))) or (christian markwardt))".
• Adding a wildcard symbol may retrieve word variants: ((((christiane marquardt) OR (christian marquart))) or (christian markwardt))*.