Perhaps you should try some spelling variations:
investment demands » investment demand, investment funds, investment banks
water investment » water investments, rates investment, greater investment
investment rates » investment rate, investment banks, investment flows
bond investment » bond investments, road investment, fund investment
rent water » melt water, current water

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( h. rent water investment rates ) or ( h. (kent or went) bond investment demands ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( h. rent water investment rates ) OR ( h. (kent OR went) bond investment demands )).
• Adding a wildcard symbol may retrieve word variants: (( h. rent water investment rates ) or ( h. (kent or went) bond investment demands ))*.