Perhaps you should try some spelling variations:
urban transportation » public transportation, urban transport, _ transportation
transportation a » transportation _, transportation law, transportation plan
ideas transfers » des transfers, ideas transform, der transfers
transfers help » transfers field, transfers have, transfers bei
guias led » guias de
led urban » clld urban, 2nd urban, der urban
a acao » a adocao
macao » macro, macau, cacao

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( guias _ ideas transfers help macao ) or ( guias led urban transportation a acao ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( guias _ ideas transfers help macao ) OR ( guias led urban transportation a acao )).
• Adding a wildcard symbol may retrieve word variants: (( guias _ ideas transfers help macao ) or ( guias led urban transportation a acao ))*.