Perhaps you should try some spelling variations:
based transfer » based transfers, basin transfer, basin transfers
areas coal » areas can, areas co
transfer 4 » transfer _, transfer 3, transfer a
coal road » local road, toll road, coal cold
guias de » guia de, guide de, aguas de
de based » dge based, de base, de bases
fuel 4 » fuel _, fuel 4.5
fuel a » fuel _, fuel tax, fuel gas
4 do » _ do, 1 do, i do

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 coal road transport ((fuel 4) OR (fuel a)) ) OR ( guias de based transfer 4 do ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( areas coal road transport ((fuel 4) OR (fuel a)) ) or ( guias de based transfer 4 do ))~".
• Adding a wildcard symbol may retrieve word variants: (( areas coal road transport ((fuel 4) OR (fuel a)) ) or ( guias de based transfer 4 do ))*.