Perhaps you should try some spelling variations:
investment series » investment services, investment barriers, investment treaties
fixed investment » direct investment
green investment » foreign investment, direct investment, forest investment
kunt green » run green
und fixed » und mixed, land fixed, d fixed

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( h. und fixed investment series ) or ( h. kunt green investment policy ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( h. und fixed investment series ) OR ( h. kunt green investment policy )).
• Adding a wildcard symbol may retrieve word variants: (( h. und fixed investment series ) or ( h. kunt green investment policy ))*.