Perhaps you should try some spelling variations:
transfers sector » transport sector, transfer factor, transfers better
formal transfer » social transfer, fiscal transfer, fiscal transfers
transfer fee » transfer fees, transfer der, transfer from
de informal » do informal, _ informal, 3 informal
sector can » sector case, sector co, sector change
values de » values add, values _, values a
do formal » so formal, do informal, does formal
aguas do » aguas de, aguas del
macao » macro, macau, cacao

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: (( values de informal transfers sector can ) OR ( aguas do formal transfer fee macao ))~.
• Adding a wildcard symbol may retrieve word variants: (( values de informal transfers sector can ) or ( aguas do formal transfer fee macao ))*.