Perhaps you should try some spelling variations:
union conversations » design conversations, driven conversations, invent conversations
win conversations » when conversations, ai conversations, wine 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
11 germany » 11 german, 1918 germany, 7 germany
21 germany » 2 germany, 20 germany, 25 germany
2f history » 2.1 history, imf history, etf 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: %22christian ((((union conversations) OR (win conversations))) OR (design construction)) %((((21 germany) OR (11 germany))) OR (((2.1 germany) OR (2017 germany)))) %2f history %2f 20th century%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%22christian ((((union conversations) OR (win conversations))) or (design construction)) %((((21 germany) or (11 germany))) or (((2.1 germany) or (2017 germany)))) %2f history %2f 20th century%22".
• Adding a wildcard symbol may retrieve word variants: %22christian ((((union conversations) OR (win conversations))) or (design construction)) %((((21 germany) or (11 germany))) or (((2.1 germany) or (2017 germany)))) %2f history %2f 20th century%22*.