Perhaps you should try some spelling variations:
design consideration » design considerations, design considering, design construction
design conclusions » design conclusion
20th century » 18th century
2f history » imf history, etf history, ref history
2 germany » 7 germany, 2 german, 8 germany
20 20th » 90 20th, 2019 20th, 2020 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: %22christian ((design consideration) OR (design conclusions)) %2 germany %2f history %20 20th century%22.
• Adding a wildcard symbol may retrieve word variants: %22christian ((design consideration) or (design conclusions)) %2 germany %2f history %20 20th century%22*.