Perhaps you should try some spelling variations:
water transport » air transport, water transfer
world transfer » world transport, food transfer, bond transfer
transfer costs » transport costs, transfer amounts
language volta » language costa, language data, language contact
transport cost » transport costs
costs across » scores across, risks across
volta water » salta water, voda water
und world » fund world, undp world, 2nd world
ideal » ideas, idea
coda » code, cod, oda

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: (( ideal und world transfer costs across ) OR ( language volta water transport cost coda ))~.
• Adding a wildcard symbol may retrieve word variants: (( ideal und world transfer costs across ) or ( language volta water transport cost coda ))*.