Perhaps you should try some spelling variations:
design conversations » design considerations, design construction, design conclusions
21 germany » 2.1 germany, 11 germany, 2 germany
2f history » 2.1 history, imf history, etf history
20 18th » 2017 18th, 2021 18th, 2018 18th

Try widening your search to All Fields.

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• If you are trying to use Boolean operators, they must be ALL CAPS: %22christian ((design conversations) OR (design conclusion)) %21 germany %2f history %20 18th century%22.
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