Perhaps you should try some spelling variations:
investment series » investment services, investment barriers, investment treaties
reported capital » related capital, reported social, import capital
scale investment » estate investment, trade investment, estate investments
investment ties » investment does, investment trends, investment trust
kept scale » likert scale

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 scale investment ties ) or ( h. reported capital investment series ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( h. kept scale investment ties ) OR ( h. reported capital investment series )).
• Adding a wildcard symbol may retrieve word variants: (( h. kept scale investment ties ) or ( h. reported capital investment series ))*.