Perhaps you should try some spelling variations:
development projects » development policy
based development » basin development, land development, rapid development
kenyan private » kenya's private, german private
private factor » private actor, private sector, private actors
factor demand » labor demand, water demand
net based » unet based, set based, aet based

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 based development projects ) OR ( h. kenyan private factor demand ))~.
• Adding a wildcard symbol may retrieve word variants: (( h. net based development projects ) or ( h. kenyan private factor demand ))*.