Perhaps you should try some spelling variations:
development projects » development policy
fixed development » field development, guided development, based development
investment demand » investor demand
rates investment » notes investment, rules investment, water investment
kent fixed » net fixed
kent rates » heat rates, ascent rates, events rates

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. kent fixed development projects ) OR ( h. kent rates investment demand ))~.
• Adding a wildcard symbol may retrieve word variants: (( h. kent fixed development projects ) or ( h. kent rates investment demand ))*.