Perhaps you should try some spelling variations:
transfers reduce » transfers reducing, transfers reach, transfer resource
green transport » urban transport, carbon transport
reduce carbon » reducing carbon
transport a » transport _, transport data
user cash » user case, users case, user cost
f green » a green, 2 green, 1 green
a macao » a macro, _ macao

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( luis user cash transfers reduce carbon ) or ( luis f green transport a macao ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( luis user cash transfers reduce carbon ) OR ( luis f green transport a macao )).
• Adding a wildcard symbol may retrieve word variants: (( luis user cash transfers reduce carbon ) or ( luis f green transport a macao ))*.