Perhaps you should try some spelling variations:
idea transformer » a transformer, dc transformer, ideas transform
transformer 1 » transformer _, transformed _
cash transfer » cash transfers
transfer beim » transfer bei, transfers bei, transfer axiom
guias key » guias de
key idea » key ideas, very idea, key item
macao » macau, cacao
macro » micro

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (( guias key idea transformer 1 acao ) OR ( luis _ cash transfer beim (macao OR macro) ))~.
• Adding a wildcard symbol may retrieve word variants: (( guias key idea transformer 1 acao ) or ( luis _ cash transfer beim (macao or macro) ))*.