Perhaps you should try some spelling variations:
reeves history » waves history, lives history, archives history
reef history » brief history, reef fishery, imf history
ref history » brief history, bief history, imf history
21 germany » 2.1 germany, 11 germany, 20 germany
12 germany » 11 germany, 12 german, 14 germany
2 germany » 7 germany, 2 german, 8 germany

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 %((((21 germany) OR (2 germany))) OR (12 germany)) %((((reef history) OR (reeves history))) OR (ref history)) %2f ((20th century) OR (18th century))%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%22agriculture and state %((((21 germany) OR (2 germany))) or (12 germany)) %((((reef history) or (reeves history))) or (ref history)) %2f ((20th century) or (18th century))%22".
• Adding a wildcard symbol may retrieve word variants: %22agriculture and state %((((21 germany) OR (2 germany))) or (12 germany)) %((((reef history) or (reeves history))) or (ref history)) %2f ((20th century) or (18th century))%22*.