Perhaps you should try some spelling variations:
seam transport » sea transport, heat transport, clean transport
transport fuel » transport fares
land transfers » funds transfers, cash transfers, land transport
areas coal » areas can, areas co
aguas de » aguas del, aguas do, vagues de
de land » die land, use land, de lange
fuel a » fuel _, fuel tax, fuel gas
4 aoi » 4 api
4 ao » 4 a, 4 do, 3 ao

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( areas coal seam transport fuel a ) or ( aguas de land transfers ((4 ao) OR (4 aoi)) ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( areas coal seam transport fuel a ) OR ( aguas de land transfers ((4 ao) OR (4 aoi)) ))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( areas coal seam transport fuel a ) or ( aguas de land transfers ((4 ao) OR (4 aoi)) ))*".