Perhaps you should try some spelling variations:
curious conversations » curious conversion, serious conversation, courageous conversations
win conversations » when conversations, ai conversations, ip conversations
bief history » brief history, brief hystory, reef history
20th century » 18th century
etf history » reef history, ref history, tnf history
imf history » brief history
2 germany » 7 germany, 2 german, 8 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 ((win conversations) OR (curious conversations)) %2 germany %((((etf history) OR (imf history))) OR (bief history)) %2f 20th century%22.
• Adding a wildcard symbol may retrieve word variants: %22christian ((win conversations) or (curious conversations)) %2 germany %((((etf history) or (imf history))) or (bief history)) %2f 20th century%22*.