Perhaps you should try some spelling variations:
idea transformer » a transformer, dc transformer, ideas transform
transformer 1 » transformer _, transformed _
cash transfer » cash transfers
transfer fees » transfer from
guia key » guia de, asia key
key idea » key ideas, very idea, key item

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( guia key idea transformer 1 acao ) or ( luis _ cash transfer fees cacao ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( guia key idea transformer 1 acao ) OR ( luis _ cash transfer fees cacao ))*.