Perhaps you should try some spelling variations:
transfer schemes » transfer scheme, transfer systems
transformed de » transformed _, transformed 1, transformed a
mais transfer » mass transfer, gas transfer, mit transfer
a transformed » _ transformed, _ transformer, a transforming
schemes use » scheme use, schemas used, schemes one
langue de » langue du, lange der
vague we » vague de, vagues de, value web
de mais » des mais, die mais, de maio
we a » web a, owe a, we _
acao » cacao, macao, cao

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: (( langue de mais transfer schemes use ) OR ( vague we a transformed de acao ))~.
• Adding a wildcard symbol may retrieve word variants: (( langue de mais transfer schemes use ) or ( vague we a transformed de acao ))*.