Perhaps you should try some spelling variations:
investment period » investment series, investment policy, adjustment period
investment banks » investment bank
based investment » fixed investment, best investment, bond investment
kent sector » heat sector, cement sector, rented sector
kent based » agent based, event based, text based

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( h. ((kent sector) OR (meat sector)) investment banks ) or ( h. kent based investment period ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( h. ((kent sector) OR (meat sector)) investment banks ) OR ( h. kent based investment period ))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( h. ((kent sector) OR (meat sector)) investment banks ) or ( h. kent based investment period ))*".