Perhaps you should try some spelling variations:
20th century » 18th century
2.1 germany » 2017 germany, 9.13 germany, 9.14 germany
imf history » brief history
12 germany » 11 germany, 12 german, 2 germany
21 germany » 11 germany, 2 germany, 20 germany
20 20th » 90 20th, 2019 20th, 2020 20th

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: %22agriculture AND state %((12 germany) OR (((2.1 germany) OR (21 germany)))) %imf history %20 20th century%22.
• Adding a wildcard symbol may retrieve word variants: %22agriculture and state %((12 germany) or (((2.1 germany) or (21 germany)))) %imf history %20 20th century%22*.