Perhaps you should try some spelling variations:
a transformer » _ transformer, a transformed, 3 transformer
transformer 1 » transformer _, transformed _
data transfer » cash transfer, heat transfer
guias dead » guias de
luis lcc » luis c
lcc data » c data
du cacao » du capo
dead a » dead _, read a, lead a

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 dead a transformer 1 acao ) OR ( luis lcc data transfer ((du cacao) OR (de acao)) ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( guias dead a transformer 1 acao ) or ( luis lcc data transfer ((du cacao) OR (de acao)) ))~".
• Adding a wildcard symbol may retrieve word variants: (( guias dead a transformer 1 acao ) or ( luis lcc data transfer ((du cacao) OR (de acao)) ))*.