Perhaps you should try some spelling variations:
der transformation » die transformation, zur transformation, energy transformation
transformation a » transformation _
ocean transport » urban transport, green transport, sea transport
transport en » transport et, transport can, transport _
en macau » _ macau, de macau, z macau
a macao » a macro, _ macao
c ocean » _ ocean, 1 ocean, 3 ocean
luis e » luis f, luis a
luis c » luis f
e der » _ der, 2 der, 3 der

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( luis e der transformation a macao ) or ( luis c ocean transport en macau ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( luis e der transformation a macao ) OR ( luis c ocean transport en macau )).
• Adding a wildcard symbol may retrieve word variants: (( luis e der transformation a macao ) or ( luis c ocean transport en macau ))*.