Perhaps you should try some spelling variations:
investment period » investment policy, adjustment period, investment operations
investment series » investment services, investment barriers, investment treaties
fixed investment » direct investment
bond investment » bond investments, road investment, fund investment
kept » dept

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 fixed investment series ) or ( h. (kent OR kept) bond investment period ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( h. agent fixed investment series ) OR ( h. (kent OR kept) bond investment period ))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( h. agent fixed investment series ) or ( h. (kent OR kept) bond investment period ))*".