Perhaps you should try some spelling variations:
ocean transport » urban transport, green transport, sea transport
transport em » transport en, transport et, transport amp
dead ocean » deep ocean, red ocean
use cases » use case
luis dead » luis de
use cash » use case, use cost, e cash
em macau » _ macau, de macau, z macau

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( aguas ((use cash) OR (use cases)) transfer _ cacao ) or ( luis dead ocean transport em macau ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( aguas ((use cash) OR (use cases)) transfer _ cacao ) OR ( luis dead ocean transport em macau ))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( aguas ((use cash) OR (use cases)) transfer _ cacao ) or ( luis dead ocean transport em macau ))*".