Perhaps you should try some spelling variations:
unity conversations » union conversations, unit conversions, party conversations
christian unity » christian union, christian laity, christian divinity
20th century » 18th century
1918 germany » 8 germany
ref history » reef history, brief history, bief history
11 germany » 11 german, 7 germany, 8 germany
2f history » imf history, etf history, tnf history
20 germany » 7 germany, 8 germany, 5 germany
2 germany » 7 germany, 2 german, 8 germany
2.2 20th » 2020 20th, 2023 20th, 2021 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: %christian unity conversations %((((20 germany) OR (2 germany))) OR (((11 germany) OR (1918 germany)))) %((2f history) OR (ref history)) %2.2 20th century%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%christian unity conversations %((((20 germany) OR (2 germany))) or (((11 germany) or (1918 germany)))) %((2f history) or (ref history)) %2.2 20th century%22".
• Adding a wildcard symbol may retrieve word variants: %christian unity conversations %((((20 germany) OR (2 germany))) or (((11 germany) or (1918 germany)))) %((2f history) or (ref history)) %2.2 20th century%22*.