Perhaps you should try some spelling variations:
informal transfer » informal transfers, formal transfer, informal transport
sea transport » road transport, bus transport
3 informal » _ informal, vs informal
transfer a » transfer _, transfer 3, transfer 4
aguas del » aguas de, aguas do
demand a » demand _, demand 3, demand 1
del sea » del area
guias 3 » guias de
a cao » a car, a cat, a ceo

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 del sea transport demand a ) OR ( guias 3 informal transfer a cao ))~.
• Adding a wildcard symbol may retrieve word variants: (( aguas del sea transport demand a ) or ( guias 3 informal transfer a cao ))*.