Perhaps you should try some spelling variations:
steps transport » systems transport, assess transport, sea transport
transport fares » transport access
gases transfer » mass transfer, based transfer, gas transfer
areas two » areas co
two steps » two step
guias de » guia de, guide de, aguas de
de gases » de bases, _ gases, f gases
fares a » fares _, cares a, farms a

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (( areas two steps transport fares a ) or ( guias de gases transfer _ ao ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( areas two steps transport fares a ) OR ( guias de gases transfer _ ao ))*.