Perhaps you should try some spelling variations:
sector investments » sector investment
investments demand » investment demand, investment demands, investment damage
based investment » fixed investment, best investment, bond investment
investment does » investment codes, investment flows, investment costs
kent sector » meat sector, heat sector, cement sector
test based » forest based, result based

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (( h. test based investment does ) OR ( h. kent sector investments demand ))~.
• Adding a wildcard symbol may retrieve word variants: (( h. test based investment does ) or ( h. kent sector investments demand ))*.