Perhaps you should try some spelling variations:
transport code » transport mode, transport modes, transport model
sea transport » road transport, bus transport
transfer 3 » transfer _, transfer 4, transfer a
idle cash » idle case
case sea » case s0, case sub
due cash » does cash, due care, do cash

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: (( areas case sea transport code _ ) OR ( bias ((due cash) OR (idle cash)) transfer 3 a ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( areas case sea transport code _ ) or ( bias ((due cash) OR (idle cash)) transfer 3 a ))~".
• Adding a wildcard symbol may retrieve word variants: (( areas case sea transport code _ ) or ( bias ((due cash) OR (idle cash)) transfer 3 a ))*.