Perhaps you should try some spelling variations:
imf history » brief history
21 germany » 11 germany, 2 germany, 20 germany
2f germany » 2 germany, 20 germany, 25 germany
2021 20th » 2020 20th, 2021 10th, 2023 20th
2021 24th » 2021 4th, 2021 6th, 2021 7th
20 20th » 90 20th, 2019 20th, 2020 20th
2f 20th » 2.2 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 %((2f germany) OR (21 germany)) %imf history %((((2f 20th) OR (((2021 20th) OR (2021 24th))))) OR (20 20th)) century%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%22agriculture and state %((2f germany) or (21 germany)) %imf history %((((2f 20th) or (((2021 20th) OR (2021 24th))))) or (20 20th)) century%22".
• Adding a wildcard symbol may retrieve word variants: %22agriculture and state %((2f germany) or (21 germany)) %imf history %((((2f 20th) or (((2021 20th) OR (2021 24th))))) or (20 20th)) century%22*.