Perhaps you should try some spelling variations:
estate investments » estate investment, private investments, equity investments
investments series » investment series, investment services, investment period
scale investments » scale investment, social investments, sector investments
likert estate » likert scale
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 investments series ) or ( h. likert estate investments series ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( h. kept scale investments series ) OR ( h. likert estate investments series )).
• Adding a wildcard symbol may retrieve word variants: (( h. kept scale investments series ) or ( h. likert estate investments series ))*.