Perhaps you should try some spelling variations:
green transport » urban transport, carbon transport
transforms a » transforms _, transform a, transforms b
demand may » demand a, demand gap, demand mbale
new born » new boson, eu born, new boss
new bean » new brand, new asean, new bread
a acao » a adocao
luis a » luis f, luis c

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 ((new born) OR (new bean)) transforms a acao ) OR ( luis a green transport demand may ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( luis ((new born) OR (new bean)) transforms a acao ) or ( luis a green transport demand may ))~".
• Adding a wildcard symbol may retrieve word variants: (( luis ((new born) OR (new bean)) transforms a acao ) or ( luis a green transport demand may ))*.