Perhaps you should try some spelling variations:
investment demands » investment demand, investment funds, investment banks
investment flows » investment funds
best investment » debt investment, net investment, forest investment
current water » current rate, current rates, current state
rent rates » heat rates, rent taxes, current rates
kent » kunt, kept, went

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 rates) or (current water)) investment flows ) or ( h. kent best investment demands ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( h. ((rent rates) OR (current water)) investment flows ) OR ( h. kent best investment demands )).
• Adding a wildcard symbol may retrieve word variants: (( h. ((rent rates) or (current water)) investment flows ) or ( h. kent best investment demands ))*.