Perhaps you should try some spelling variations:
labor transformed » law transformed, sector transformed, labor transfers
transformed a » transformed _, transformed 1, transformer 1
debt income » net income, meet income, direct income
guias debt » guias de
aguas del » aguas de, aguas do
del labor » dem labor, dual labor, dead labor
a acao » a adocao

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 debt income transfers _ cmacao ) OR ( aguas del labor transformed a acao ))~.
• Adding a wildcard symbol may retrieve word variants: (( guias debt income transfers _ cmacao ) or ( aguas del labor transformed a acao ))*.