Perhaps you should try some spelling variations:
clean transport » ocean transport, urban transport, land transport
transport em » transport _, transport a, transport fuel
transfers em » transfers end, transfers _, transfers help
dead clean » need clean
guias de » luis de, aguas de
de cash » do cash, does cash, idle cash

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 dead clean transport em cao ) OR ( guias de cash transfers em cacao ))~.
• Adding a wildcard symbol may retrieve word variants: (( guias dead clean transport em cao ) or ( guias de cash transfers em cacao ))*.