Perhaps you should try some spelling variations:
curious conversations » curious conversion, serious conversation, courageous conversations
design conversations » design considerations, design construction, design conclusions
union conversations » driven conversations, during conversations, invent conversations
win conversations » when conversations, wine conversation, wins conversation
20th century » 18th century
2017 germany » 20 germany, 17 germany, 2006 germany
2.1 germany » 9.13 germany, 9.14 germany, 9.15 germany
21 germany » 11 germany, 2 germany, 20 germany
2f history » imf history, etf history, ref history
20 20th » 90 20th, 2019 20th, 2020 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 ((((((union conversations) OR (curious conversations))) OR (win conversations))) OR (design conversations)) %((21 germany) OR (((2.1 germany) OR (2017 germany)))) %2f history %20 20th century%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%22christian ((((((union conversations) OR (curious conversations))) or (win conversations))) or (design conversations)) %((21 germany) or (((2.1 germany) or (2017 germany)))) %2f history %20 20th century%22".
• Adding a wildcard symbol may retrieve word variants: %22christian ((((((union conversations) OR (curious conversations))) or (win conversations))) or (design conversations)) %((21 germany) or (((2.1 germany) or (2017 germany)))) %2f history %20 20th century%22*.