Perhaps you should try some spelling variations:
investment services » government services, treatment services, investment choices
investment schemes » investment regimes
fixed investment » direct investment
water investment » water investments, after investment, rates investment
kept fixed » net fixed
ment water » melt water, most water, peat water

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 fixed investment schemes ) or ( h. ment water investment services ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( h. kept fixed investment schemes ) OR ( h. ment water investment services )).
• Adding a wildcard symbol may retrieve word variants: (( h. kept fixed investment schemes ) or ( h. ment water investment services ))*.