Perhaps you should try some spelling variations:
government services » government securities
rates government » prices government, state government, changes government
based investment » fixed investment, best investment, bond investment
investment ties » investment series, investment trends, investment trust
test based » text based, rest based, trust based
kept rates » repo rates, heat rates

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

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