Perhaps you should try some spelling variations:
transfer scheme » transfer systems
transformed de » transformed _, transformed 1, transformed a
i transformed » vi transformed, _ transformed, a transformed
scheme from » schema from
aguas del » aguas de, aguas do
de macao » de acao, de macau, de marcas
2 des » 2 der, a des, 3 des
2 das » 1 das
del i » del ii

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: (( agua ((2 des) OR (2 das)) transfer scheme from ) OR ( aguas del i transformed de macao ))~.
• Adding a wildcard symbol may retrieve word variants: (( agua ((2 des) or (2 das)) transfer scheme from ) or ( aguas del i transformed de macao ))*.