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 a » luis c
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 a) OR (luis f)) 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 a) OR (luis f)) heat transfer der a ))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( aus der roman transport air asa ) or ( ((luis a) OR (luis f)) heat transfer der a ))*".