Perhaps you should try some spelling variations:
22christian union » christian union, christian upon
christian unity » christian union, christian divinity, christian charity
christian laity » christian faith, christian charity, christian life
20th century » 18th century
21 germany » 2 germany, 20 germany, 7 germany
11 germany » 11 german, 1918 germany, 7 germany
2f history » imf history, etf history, ref history
2021 20th » 2021 24th, 2020 20th, 2021 10th

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 union) OR (((christian unity) OR (christian laity)))) conversations %((21 germany) OR (11 germany)) %2f history %2021 20th century%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%((22christian union) or (((christian unity) OR (christian laity)))) conversations %((21 germany) or (11 germany)) %2f history %2021 20th century%22".
• Adding a wildcard symbol may retrieve word variants: %((22christian union) or (((christian unity) OR (christian laity)))) conversations %((21 germany) or (11 germany)) %2f history %2021 20th century%22*.