Perhaps you should try some spelling variations:
dc transformar » dc transformer, 3 transformar, a transformar
transformar el » transformar la, transformar las, transformar los
head transfer » heat transfer, heart transfer, load transfer
transfer bei » transfer beim, transfers bei, transfer der
el across » eu across, cil across, esg across
bei adam » i adam, bei aal
luis a » luis f, luis c
a head » _ head
rene » rent, gene

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: (( luis rene dc transformar el across ) OR ( luis a head transfer bei adam ))~.
• Adding a wildcard symbol may retrieve word variants: (( luis rene dc transformar el across ) or ( luis a head transfer bei adam ))*.