Perhaps you should try some spelling variations:
roman transport » romania transport, road transport, human transport
transport air » transport a, transport data, transport _
transfer der » transfer fees, transfer _
der roman » der romane, der romer, du roman
air asa » air asia, air mass, air base
luis c » luis f
c heat » c1 heat, _ heat, a heat
der a » der _, der e

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (( aus der roman transport air asa ) or ( luis c heat transfer der a ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( aus der roman transport air asa ) OR ( luis c heat transfer der a ))*.