Perhaps you should try some spelling variations:
bases transfer » based transfer, bayes transfer, based transfers
transport dir » transport air, transport der, transport du
aguas del » aguas de, aguas do
del road » help road, new road, do road
guias de » guia de, guide de, aguas de
de bases » de base, de gases, les bases
dir den » die den, wir den, der den

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: (( aguas del road transport dir den ) OR ( guias de bases transfer _ macao ))~.
• Adding a wildcard symbol may retrieve word variants: (( aguas del road transport dir den ) or ( guias de bases transfer _ macao ))*.