Perhaps you should try some spelling variations:
development projects » development policy
investment period » investment series, investment policy, adjustment period
waves investment » rates investment, taxes investments, gas investment
led development » land development, based development, road development
kent led » kent e, kent cem

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( h. kent led development projects ) or ( h. heat waves investment period ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( h. kent led development projects ) OR ( h. heat waves investment period )).
• Adding a wildcard symbol may retrieve word variants: (( h. kent led development projects ) or ( h. heat waves investment period ))*.