Perhaps you should try some spelling variations:
motets history » contents history, forests history, magnets history
motif history » motion history, motive history, motifs histone
20th century » 18th century
imf history » brief history
2 germany » 7 germany, 2 german, 8 germany
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 %2 germany %((((motif history) OR (motets history))) OR (imf history)) %2f 20th century%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%22agriculture and state %2 germany %((((motif history) OR (motets history))) or (imf history)) %2f 20th century%22".
• Adding a wildcard symbol may retrieve word variants: %22agriculture and state %2 germany %((((motif history) OR (motets history))) or (imf history)) %2f 20th century%22*.