Perhaps you should try some spelling variations:
transport signal » transform signal, transport design, transport annual
cash transfer's » cash transfers, cast transfer
sea transport » road transport, bus transport
signal 4 » signal _, signal 3, signal 6
own sea » own ses, own seed, own real
guias 3 » guias de
3 cash » _ cash, 3 case, a cash
b case » tb case, 2 case, 1 case
b cas » b das, _ cas, 4 cas
aguas » agus, agua

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 own sea transport signal 4 ) OR ( guias 3 cash transfer's ((b cas) OR (b case)) ))~.
• Adding a wildcard symbol may retrieve word variants: (( aguas own sea transport signal 4 ) or ( guias 3 cash transfer's ((b cas) or (b case)) ))*.