Perhaps you should try some spelling variations:
2017 germany » 20 germany, 17 germany, 2006 germany
imf history » brief history
21 germany » 11 germany, 20 germany, 7 germany
2 germany » 7 germany, 2 german, 8 germany
20 20th » 2019 20th, 2020 20th, 2023 20th
90 20th » 94 20th, 1990 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: %22agriculture AND state %((2 germany) OR (((2017 germany) OR (21 germany)))) %imf history %((20 20th) OR (90 20th)) century%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%22agriculture and state %((2 germany) or (((2017 germany) or (21 germany)))) %imf history %((20 20th) OR (90 20th)) century%22".
• Adding a wildcard symbol may retrieve word variants: %22agriculture and state %((2 germany) or (((2017 germany) or (21 germany)))) %imf history %((20 20th) OR (90 20th)) century%22*.