Perhaps you should try some spelling variations:
transport prices » transport price, transport services, transport policies
mass transport » gas transport, mass transit, bus transport
transfer risks » transfer risk
data transfer » cash transfer, heat transfer
guide de » guide _, guide a, guide 1
prices a » prices _
guias 3 » guias de
risks 3 » risks _, risks 4, risks a
de mass » de masse, de mais, de masa

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 3 data transfer risks 3 ) OR ( guide de mass transport prices a ))~.
• Adding a wildcard symbol may retrieve word variants: (( guias 3 data transfer risks 3 ) or ( guide de mass transport prices a ))*.