Perhaps you should try some spelling variations:
from conversations » from conversational, roman conversations, bot conversations
from conversation » from conservation, from compensation, _ conversation
reef history » reeves history, reef fishery
bief history » brief hystory, ref history, brief herstory
2 germany » 7 germany, 2 german, 8 germany
2.2 20th » 2020 20th, 2023 20th, 2021 20th
2023 6th » 2023 5th, 2023 7th, 2023 8th

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 ((from conversations) OR (from conversation)) %2 germany %((((reef history) OR (imf history))) OR (((bief history) OR (brief history)))) %((2.2 20th) OR (2023 6th)) century%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%christianity ((from conversations) OR (from conversation)) %2 germany %((((reef history) or (imf history))) or (((bief history) or (brief history)))) %((2.2 20th) or (2023 6th)) century%22".
• Adding a wildcard symbol may retrieve word variants: %christianity ((from conversations) OR (from conversation)) %2 germany %((((reef history) or (imf history))) or (((bief history) or (brief history)))) %((2.2 20th) or (2023 6th)) century%22*.