Perhaps you should try some spelling variations:
serious conversation » curious conversations, serious conideration, versus conversation
22christian serious » christian sermons
archives history » archival history, archiving history, narratives history
reeves history » waves history, heresies history
lives history » live history, waves history, oliver's history
reef history » brief history, reef fishery, imf history
20th century » 18th century
2f germany » 2 germany, 20 germany, 21 germany
2f 20th » 20 20th, 2.2 20th

Try widening your search to All Fields.

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 serious conversation %2f germany %((reef history) OR (((((reeves history) OR (lives history))) OR (archives history)))) %2f 20th century%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%22christian serious conversation %2f germany %((reef history) or (((((reeves history) OR (lives history))) or (archives history)))) %2f 20th century%22".
• Adding a wildcard symbol may retrieve word variants: %22christian serious conversation %2f germany %((reef history) or (((((reeves history) OR (lives history))) or (archives history)))) %2f 20th century%22*.