Perhaps you should try some spelling variations:
26 germany » 6 germany, 21 germany, 25 germany
20 germany » 7 germany, 8 germany, 5 germany
2f history » imf history, etf history, ref history
2 germany » 7 germany, 2 german, 8 germany
2020 20th » 2020 16th, 2020 2021, 2020 5th
2f 20th » 20 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 %((26 germany) OR (((20 germany) OR (2 germany)))) %2f history %((2f 20th) OR (2020 20th)) century%22.
• Adding a wildcard symbol may retrieve word variants: %22agriculture and state %((26 germany) or (((20 germany) or (2 germany)))) %2f history %((2f 20th) or (2020 20th)) century%22*.