Perhaps you should try some spelling variations:
imf history » brief history
8 germany » 1918 germany
2 germany » 2 german, 5 germany, 6 germany
2017 18th » 2017 14th, 2017 4th, 2017 5th
2017 16th » 2017 14th, 2019 16th, 2017 6th

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 %((((8 germany) OR (7 germany))) OR (2 germany)) %imf history %((2017 18th) OR (2017 16th)) century%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%22agriculture and state %((((8 germany) OR (7 germany))) or (2 germany)) %imf history %((2017 18th) or (2017 16th)) century%22".
• Adding a wildcard symbol may retrieve word variants: %22agriculture and state %((((8 germany) OR (7 germany))) or (2 germany)) %imf history %((2017 18th) or (2017 16th)) century%22*.