Perhaps you should try some spelling variations:
design conversations » design considerations, design construction, design conclusions
union conversations » win conversations, driven conversations, invent conversations
reef history » brief history, reeves history, reef fishery
20th century » 18th century
ref history » brief history, bief history, imf history
21 germany » 11 germany, 20 germany, 7 germany
2 germany » 7 germany, 8 germany, 5 germany
2023 20th » 2023 26th, 2023 10th, 2020 20th
2 german » 3 german, 5 german

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 conversations) OR (design conversations)) %((21 germany) OR (((2 germany) OR (2 german)))) %((ref history) OR (reef history)) %2023 20th century%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%22christian ((union conversations) or (design conversations)) %((21 germany) or (((2 germany) OR (2 german)))) %((ref history) or (reef history)) %2023 20th century%22".
• Adding a wildcard symbol may retrieve word variants: %22christian ((union conversations) or (design conversations)) %((21 germany) or (((2 germany) OR (2 german)))) %((ref history) or (reef history)) %2023 20th century%22*.