Perhaps you should try some spelling variations:
green transport » urban transport, carbon transport
transport data » transport demand
net transfer » net transfers, money transfer, data transfer
data carbon » data carrot
luis c » luis f
3 cash » _ cash, 3 case, a cash
luis a » luis f

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( luis c ((net transfer) OR (heat transfer)) 3 cash ) or ( luis a green transport data carbon ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( luis c ((net transfer) OR (heat transfer)) 3 cash ) OR ( luis a green transport data carbon ))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( luis c ((net transfer) OR (heat transfer)) 3 cash ) or ( luis a green transport data carbon ))*".