Perhaps you should try some spelling variations:
national disparities » regional disparities, educational disparities, national capacities
context industrial » costs industrial
region disparities » regional disparities, reduce disparities
industrial poor » industrial power, industrial book, industrial pair
poor pro » poor from, poor part, poor peri

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: context industrial poor pro ((region disparities) OR (national disparities)).~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "context industrial poor pro ((region disparities) OR (national disparities)).".
• Adding a wildcard symbol may retrieve word variants: context industrial poor pro ((region disparities) OR (national disparities)).*.