Perhaps you should try some spelling variations:
union conversations » win conversations, curious conversations, design conversations
imf history » brief history
2f history » etf history, ref history, tnf history
2 germany » 12 germany, 2 german, 8 germany
2021 20th » 2021 24th, 2020 20th, 2021 10th
2.2 20th » 2020 20th, 2023 20th, 2022 20th
2f 20th » 20 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 %((2 germany) OR (7 germany)) %((2f history) OR (imf history)) %((2f 20th) OR (((2.2 20th) OR (2021 20th)))) century%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%christian union conversations %((2 germany) or (7 germany)) %((2f history) or (imf history)) %((2f 20th) or (((2.2 20th) OR (2021 20th)))) century%22".
• Adding a wildcard symbol may retrieve word variants: %christian union conversations %((2 germany) or (7 germany)) %((2f history) or (imf history)) %((2f 20th) or (((2.2 20th) OR (2021 20th)))) century%22*.