Perhaps you should try some spelling variations:
water investment » water investments, rates investment, greater investment
investment costs » investment funds, investment flows, investment banks
lesotho water » lesotho state, leste water, lesotho disaster
water payment » late payment, wage payment, rate payment
kept water » melt water
services » series

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. kept water investment costs ) OR ( h. lesotho water payment services ))~.
• Adding a wildcard symbol may retrieve word variants: (( h. kept water investment costs ) or ( h. lesotho water payment services ))*.