Perhaps you should try some spelling variations:
functional disparities » national disparities, educational disparities, regional disparities
effects functional » aspects functional, detect functional, effects additional
industries japan » industry japan
industries iran » industries great, industries italy, industries a

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

• Performing a fuzzy search may retrieve terms with similar spellings: agricultural ((industries iran) or (industries japan)) effects functional disparities.~.
• If you are trying to use Boolean operators, they must be ALL CAPS: agricultural ((industries iran) OR (industries japan)) effects functional disparities..
• Adding a wildcard symbol may retrieve word variants: agricultural ((industries iran) or (industries japan)) effects functional disparities.*.