Perhaps you should try some spelling variations:
state transport » safe transport, space transport, solute transport
transfers 1.2 » transfers 3.2, transfer 3.2, transfer 2.2
areas two » areas co
two state » two stage, edo state
guia do » guia de, guias de
fuel a » fuel tax, fuel gas
1.2 co » 2.2 co, 3.2 co, 1.2 ca
cash » 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: (( areas two state transport ((fuel a) OR (fuel _)) ) OR ( guia do cash transfers 1.2 co ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( areas two state transport ((fuel a) OR (fuel _)) ) or ( guia do cash transfers 1.2 co ))~".
• Adding a wildcard symbol may retrieve word variants: (( areas two state transport ((fuel a) OR (fuel _)) ) or ( guia do cash transfers 1.2 co ))*.