Perhaps you should try some spelling variations:
green transport » urban transport, carbon transport
transport plan » transport planning, transport policy
transfers end » transfers und, transfers lead, transfers ein
luis de » luis e
de cash » de cas, do cash, de caso
f green » a green, 2 green, 1 green
macao » macro, macau

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: (( luis de cash transfers end cao ) OR ( luis f green transport plan (macao OR cacao) ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( luis de cash transfers end cao ) or ( luis f green transport plan (macao OR cacao) ))~".
• Adding a wildcard symbol may retrieve word variants: (( luis de cash transfers end cao ) or ( luis f green transport plan (macao OR cacao) ))*.