Perhaps you should try some spelling variations:
curious conversations » curious conversion, serious conversation, courageous conversations
union conversations » design conversations, driven conversations, during conversations
win conversations » when conversations, wine conversation, wins conversation
20th century » 18th century
2f germany » 2 germany, 20 germany, 21 germany
2f history » imf history, etf history, ref history
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: %christian ((((union conversations) OR (win conversations))) OR (curious conversations)) %((2f germany) OR (7 germany)) %2f history %2f 20th century%22.
• Adding a wildcard symbol may retrieve word variants: %christian ((((union conversations) or (win conversations))) or (curious conversations)) %((2f germany) or (7 germany)) %2f history %2f 20th century%22*.