Perhaps you should try some spelling variations:
related investment » private investment, estate investment, road investment
investment demand » investor demand
investment flows » investment funds
kept related » event related, ict related, csp related
heat related » health related, event related, heat rate

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

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