Perhaps you should try some spelling variations:
22structural adjustment » structural adjustments, structure adjustment, structural adjustmenton
economics policy » economics policies, economics public, economics political
20 developing » 10 developing, 20 development
f developing » self developing, turf developing, 7.2 developing

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: %((22structural adjustment) OR (structural adjustment)) %((economics policy) OR (economic policy))%29 %((f developing) OR (20 developing)) countries%22.
• Adding a wildcard symbol may retrieve word variants: %((22structural adjustment) or (structural adjustment)) %((economics policy) or (economic policy))%29 %((f developing) or (20 developing)) countries%22*.