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
ref history » brief history, bief history, imf history
11 germany » 11 german, 1918 germany, 7 germany
2.2 18th » 2021 18th, 2022 18th, 2023 18th

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)) %11 germany %((ref history) OR (reef history)) %2.2 18th century%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%22christian ((union conversations) OR (design conversations)) %11 germany %((ref history) or (reef history)) %2.2 18th century%22".
• Adding a wildcard symbol may retrieve word variants: %22christian ((union conversations) OR (design conversations)) %11 germany %((ref history) or (reef history)) %2.2 18th century%22*.