Perhaps you should try some spelling variations:
curious conversations » curious conversion, serious conversation, courageous conversations
union conversations » win conversations, design conversations, driven conversations
reef history » brief history, reeves history, reef fishery
bief history » brief history, brief hystory, imf history
20th century » 18th century
2f germany » 2 germany, 20 germany, 21 germany
11 germany » 11 german, 1918 germany, 7 germany
2f 20th » 20 20th, 2.2 20th

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 (curious conversations)) %((2f germany) OR (11 germany)) %((reef history) OR (bief history)) %2f 20th century%22.
• Adding a wildcard symbol may retrieve word variants: %22christian ((union conversations) or (curious conversations)) %((2f germany) or (11 germany)) %((reef history) or (bief history)) %2f 20th century%22*.