Perhaps you should try some spelling variations:
transport data » transport demand
transport 2.1 » transport 4.1, transport 4.3, transport _
sea transport » road transport, bus transport
f africa's » _ africa's, 2 africa's, 5 africa's
2.1 macro » 4.1 macro, 2.1 macao, 2.2 macro
acao » cacao, macao, cao

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( luis f africa's transport 2.1 macro ) or ( luis _ sea transport data acao ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( luis f africa's transport 2.1 macro ) OR ( luis _ sea transport data acao )).
• Adding a wildcard symbol may retrieve word variants: (( luis f africa's transport 2.1 macro ) or ( luis _ sea transport data acao ))*.