Perhaps you should try some spelling variations:
development projects » development policy
fixed development » field development, guided development, based development
sector demand » sectors demand, factor demand, sector depends
kent private » west private, kenyan private, cost private
net private » der private, out private, cost private

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: (( h. net fixed development projects ) OR ( h. ((kent private) OR (net private)) sector demand ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( h. net fixed development projects ) or ( h. ((kent private) OR (net private)) sector demand ))~".
• Adding a wildcard symbol may retrieve word variants: (( h. net fixed development projects ) or ( h. ((kent private) OR (net private)) sector demand ))*.