Perhaps you should try some spelling variations:
transfer schemes » transfer scheme, transfer systems
transformed de » transformed _, transformed 1, transformed a
schemes vss » schemes das, schemes use, schemes versus
a transfer » cash transfer, heat transfer, data transfer
vague de » vagues de, langue de, vue de
de sacao » de acao, de sac, de sala
de a » de la, de sa, der a
dr a » dr h, dr e

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: (( vague de a transfer schemes vss ) OR ( aguas ((d a) OR (dr a)) transformed de sacao ))~.
• Adding a wildcard symbol may retrieve word variants: (( vague de a transfer schemes vss ) or ( aguas ((d a) or (dr a)) transformed de sacao ))*.