Perhaps you should try some spelling variations:
union conversations » design conversations, driven conversations, invent conversations
win conversations » when conversations, ai conversations, ip conversations
2.1 germany » 21 germany, 2017 germany, 9.13 germany
2f history » imf history, etf history, ref history
2 germany » 7 germany, 2 german, 8 germany
2019 20th » 2019 4th, 2019 6th, 2019 16th
2019 5th » 2019 4th, 2019 6th

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 (win conversations)) %((2 germany) OR (2.1 germany)) %2f history %((2019 20th) OR (2019 5th)) century%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%22christian ((union conversations) or (win conversations)) %((2 germany) or (2.1 germany)) %2f history %((2019 20th) OR (2019 5th)) century%22".
• Adding a wildcard symbol may retrieve word variants: %22christian ((union conversations) or (win conversations)) %((2 germany) or (2.1 germany)) %2f history %((2019 20th) OR (2019 5th)) century%22*.