Perhaps you should try some spelling variations:
investment treaties » investment strategies, investment activities, investment incentives
employment service » employment services
bond investment » bond investments, road investment, fund investment
run employment » rural employment, urban employment, full employment
kent run » best run, kent n, kent uk

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( h. agent bond investment treaties ) or ( h. kent run employment service ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( h. agent bond investment treaties ) OR ( h. kent run employment service )).
• Adding a wildcard symbol may retrieve word variants: (( h. agent bond investment treaties ) or ( h. kent run employment service ))*.