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: %22christian ((union conversations) OR (((design conclusions) OR (design conclusion)))) %21 germany %2f history %20 ((20th century) OR (18th century))%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%22christian ((union conversations) or (((design conclusions) OR (design conclusion)))) %21 germany %2f history %20 ((20th century) or (18th century))%22".
• Adding a wildcard symbol may retrieve word variants: %22christian ((union conversations) or (((design conclusions) OR (design conclusion)))) %21 germany %2f history %20 ((20th century) or (18th century))%22*.