Perhaps you should try some spelling variations:
communication 1 » communication _, communication a, communication 3
safe transport » sea transport, free transport, de transport
guias de » guia de, guide de, aguas de
fiacre a » figure a, fire a
de safe » de saxe, de sante, de saude
4 mass » 4 maps, a mass, 1 mass
care » case

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: (( guias 4 mass communication 1 3 ) OR ( guias de safe transport ((fiacre a) OR (care a)) ))~.
• Adding a wildcard symbol may retrieve word variants: (( guias 4 mass communication 1 3 ) or ( guias de safe transport ((fiacre a) or (care a)) ))*.