Perhaps you should try some spelling variations:
9.13 germany » 9.14 germany, 9.15 germany, 9.16 germany
20th century » 18th century
2.1 germany » 21 germany, 2017 germany, 9.14 germany
imf history » brief history
2f germany » 20 germany, 21 germany, 25 germany
2 germany » 7 germany, 2 german, 8 germany
2.2 20th » 2020 20th, 2023 20th, 2021 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 (((((2.1 germany) OR (9.13 germany))) OR (2 germany)))) %imf history %2.2 20th century%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%22agriculture and state %((2f germany) or (((((2.1 germany) OR (9.13 germany))) or (2 germany)))) %imf history %2.2 20th century%22".
• Adding a wildcard symbol may retrieve word variants: %22agriculture and state %((2f germany) or (((((2.1 germany) OR (9.13 germany))) or (2 germany)))) %imf history %2.2 20th century%22*.