Perhaps you should try some spelling variations:
crucial conversations » critical conversations, criminal conversation, several conversations
roman conversations » design conversations
bief history » brief hystory, imf history, reef history
etf history » reef history, imf history, ref history
21 germany » 11 germany, 2 germany, 20 germany
2023 20th » 2023 26th, 2023 10th, 2020 20th
2.2 20th » 2020 20th, 2021 20th, 2022 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: %christianity ((roman conversations) OR (crucial conversations)) %21 germany %((etf history) OR (((bief history) OR (brief history)))) %((2.2 20th) OR (2023 20th)) century%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%christianity ((roman conversations) OR (crucial conversations)) %21 germany %((etf history) or (((bief history) or (brief history)))) %((2.2 20th) or (2023 20th)) century%22".
• Adding a wildcard symbol may retrieve word variants: %christianity ((roman conversations) OR (crucial conversations)) %21 germany %((etf history) or (((bief history) or (brief history)))) %((2.2 20th) or (2023 20th)) century%22*.