Perhaps you should try some spelling variations:
investment demands » investment demand, investment funds, investment banks
based investment » fixed investment, best investment, bond investment
water investment » water investments, rates investment, greater investment
investment does » investment codes, investment flows, investment costs
kent based » agent based, test based
kent water » kenya water, melt water

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 based investment does ) OR ( h. kent water investment demands ))~.
• Adding a wildcard symbol may retrieve word variants: (( h. kent based investment does ) or ( h. kent water investment demands ))*.