Perhaps you should try some spelling variations:
investment treaties » investment strategies, investment activities, investment incentives
reported capital » reporting capital, related capital, reported social
scale investment » estate investment, trade investment, estate investments
investment cost » investment costs
kept scale » debt scale, likert scale

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "(( h. kept scale investment cost ) OR ( h. reported capital investment treaties ))~".
• Adding a wildcard symbol may retrieve word variants: (( h. kept scale investment cost ) OR ( h. reported capital investment treaties ))*.