Perhaps you should try some spelling variations:
land transfers » funds transfers, cash transfers, land transport
sea transport » road transport, bus transport
transfers 2 » transfers _, transfers 3, transfers 6
aguas air » areas air
guias de » guia de, guide de, aguas de
de land » die land, use land, de lange
aid a » aid _
did a » did _, did i
2 ao » 2 a, 2 co, 2 do

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: (( aguas air sea transport ((aid a) OR (did a)) ) OR ( guias de land transfers 2 ao ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( aguas air sea transport ((aid a) OR (did a)) ) or ( guias de land transfers 2 ao ))~".
• Adding a wildcard symbol may retrieve word variants: (( aguas air sea transport ((aid a) OR (did a)) ) or ( guias de land transfers 2 ao ))*.