Perhaps you should try some spelling variations:
transport firms » transport fares, transport fuels, transport air
der transport » de transport, den transport, door transport
transfer 3 » transfer 4, transfer a, transfer 3.2
areas act » areas a, areas air, areas co
guias de » guia de, guide de, aguas de
act der » act does
firms a » firms _
heat » head

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 act der transport firms a ) OR ( guias de heat ((transfer 3) OR (transfer _)) a ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( areas act der transport firms a ) or ( guias de heat ((transfer 3) OR (transfer _)) a ))~".
• Adding a wildcard symbol may retrieve word variants: (( areas act der transport firms a ) or ( guias de heat ((transfer 3) OR (transfer _)) a ))*.