Perhaps you should try some spelling variations:
22structural adjustment » structure adjustment, structural adjustmenton, intercultural adjustment
structural adjustments » structural assessment, postural adjustments, cultural adjustment
economics policy » economics policies, economics public, economics political
2f developing » f developing, 7 developing, self developing
30 developing » 10 developing, 20 developing, 30 development

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 adjustments))) OR (structural adjustment)) %((economics policy) OR (economic policy))%29 %((2f developing) OR (30 developing)) countries%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%((((22structural adjustment) OR (structural adjustments))) or (structural adjustment)) %((economics policy) or (economic policy))%29 %((2f developing) or (30 developing)) countries%22".
• Adding a wildcard symbol may retrieve word variants: %((((22structural adjustment) OR (structural adjustments))) or (structural adjustment)) %((economics policy) or (economic policy))%29 %((2f developing) or (30 developing)) countries%22*.