Perhaps you should try some spelling variations:
design conversations » design considerations, design construction, design conclusions
wins conversation » wine conversation, his conversation, win conversations
its conversation » his conversation, its conversion, nights conversation
20th century » 18th century
ref history » reef history, brief history, bief history
2.1 germany » 2017 germany, 9.13 germany, 9.14 germany
2f history » imf history, etf history, tnf history
21 germany » 11 germany, 2 germany, 20 germany
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 ((design conversations) OR (((wins conversation) OR (its conversation)))) %((21 germany) OR (2.1 germany)) %((2f history) OR (ref history)) %2021 20th century%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%22christian ((design conversations) or (((wins conversation) OR (its conversation)))) %((21 germany) or (2.1 germany)) %((2f history) or (ref history)) %2021 20th century%22".
• Adding a wildcard symbol may retrieve word variants: %22christian ((design conversations) or (((wins conversation) OR (its conversation)))) %((21 germany) or (2.1 germany)) %((2f history) or (ref history)) %2021 20th century%22*.