Perhaps you should try some spelling variations:
reformation biography » information bibliography
comparative geography » comparative geographic, comparative demography, comparative biogeography
geography series » biography series, geography theories, geography bodies

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: (( rand ((federation biography) OR (reformation biography)) series ) OR ( a comparative geography series )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( rand ((federation biography) OR (reformation biography)) series ) or ( a comparative geography series ))".
• Adding a wildcard symbol may retrieve word variants: (( rand ((federation biography) OR (reformation biography)) series ) or ( a comparative geography series ))*.