Perhaps you should try some spelling variations:
transport system » transport sector
der transfers » des transfers, der transfer, net transfers
cas transport » car transport, gas transport, mass transport
transfers a » transfers ai, transfers _, transfer a
aguas code » aguas de
system cas » system case, system can, systems case
code der » code oder, codes der, code de
aguas do » aguas de, aguas del
a recht » a recent
do cas » do cash, de cas, du cas

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 code der transfers a recht ) OR ( aguas do cas transport system cas ))~.
• Adding a wildcard symbol may retrieve word variants: (( aguas code der transfers a recht ) or ( aguas do cas transport system cas ))*.