Perhaps you should try some spelling variations:
estate country » state county, states country, leste country
staff country » states country, off country
3b country » 3 country, gb country, 3.2 country
3d country » 3rd country, 3 country, old country
b country » _ country, a country, 2 country

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: %22imf ((staff country) OR (estate country)) report%((((3b country) OR (b country))) OR (3d country)) report%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%22imf ((staff country) OR (estate country)) report%((((3b country) or (b country))) or (3d country)) report%22".
• Adding a wildcard symbol may retrieve word variants: %22imf ((staff country) OR (estate country)) report%((((3b country) or (b country))) or (3d country)) report%22*.