Perhaps you should try some spelling variations:
curious conversations » curious conversion, serious conversation, courageous conversations
ref history » reef history, brief history, bief history
11 germany » 1918 germany, 7 germany, 8 germany
11 german » 1 german
2023 18th » 2023 8th, 2023 11th, 2023 10th
2.2 18th » 2021 18th, 2022 18th, 2012 18th

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 curious conversations %((11 germany) OR (11 german)) %ref history %((2.2 18th) OR (2023 18th)) century%22.
• Adding a wildcard symbol may retrieve word variants: %22christian curious conversations %((11 germany) or (11 german)) %ref history %((2.2 18th) or (2023 18th)) century%22*.