Perhaps you should try some spelling variations:
government services » government securities
scale government » state government, care government, style government
scale investment » estate investment, trade investment, estate investments
investment ties » investment series, investment trends, investment trust
kept scale » debt 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 government services ) or ( h. likert scale investment ties ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( h. kept scale government services ) OR ( h. likert scale investment ties )).
• Adding a wildcard symbol may retrieve word variants: (( h. kept scale government services ) or ( h. likert scale investment ties ))*.