Perhaps you should try some spelling variations:
christian unity » christian laity, christian divinity, christian charity
21 germany » 11 germany, 2 germany, 20 germany
2f history » imf history, etf history, ref history
11 german » 1 german
2022 20th » 2022 10th, 2022 25th, 2023 20th
2020 20th » 2020 16th, 2020 2021, 2020 5th

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 unity) OR (christian union)) conversations %((21 germany) OR (11 german)) %2f history %((2022 20th) OR (2020 20th)) century%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%((christian unity) OR (christian union)) conversations %((21 germany) or (11 german)) %2f history %((2022 20th) or (2020 20th)) century%22".
• Adding a wildcard symbol may retrieve word variants: %((christian unity) OR (christian union)) conversations %((21 germany) or (11 german)) %2f history %((2022 20th) or (2020 20th)) century%22*.