Perhaps you should try some spelling variations:
rivers transport » river transport, ideas transport, private transport
world transfer » world transport, food transfer, bond transfer
transfer risks » transfer risk
transport can » transport a, transport cost, transport data
risks across » risk across, costs across, firms across
codes 2nd » codes und, codes 2.4, codes 2.2
2nd world » imd world, old world, 2 world
can cod » can code, can co2, can cost

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: (( codes 2nd world transfer risks across ) OR ( language _ rivers transport can cod ))~.
• Adding a wildcard symbol may retrieve word variants: (( codes 2nd world transfer risks across ) or ( language _ rivers transport can cod ))*.