Perhaps you should try some spelling variations:
roman transport » romania transport, road transport, human transport
transport air » transport a, transport data, transport _
data transfer » cash transfer, heat transfer
der roman » der romane, der romer, du roman
puis der » puis de, preis der, paris der
air base » air bases, air care, air mass
f data » 2 data, 1 data, dlf data

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: (( puis der roman transport air base ) OR ( luis f data transfer _ a ))~.
• Adding a wildcard symbol may retrieve word variants: (( puis der roman transport air base ) or ( luis f data transfer _ a ))*.