Perhaps you should try some spelling variations:
transport system » transport sector
idea transport » ideas transport, sea transport, de transport
can transform » _ transform
key idea » key ideas, very idea, key item
guias de » guia de, guide de, aguas de
de can » de cane, de cas, made can

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( (guia or gui) key idea transport system a ) or ( guias de can transform _ acao ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( (guia OR gui) key idea transport system a ) OR ( guias de can transform _ acao )).
• Adding a wildcard symbol may retrieve word variants: (( (guia or gui) key idea transport system a ) or ( guias de can transform _ acao ))*.