Perhaps you should try some spelling variations:
sed transport » sea transport, based transport, de transport
transfer der » transfer fees, transfer _
transport a » transport _, transport data
lange der » lange weg
der scham » der schaum, der schah
a cash » a case
heat » head

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( lange der sed transport a cash ) or ( guia de heat transfer der scham ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( lange der sed transport a cash ) OR ( guia de heat transfer der scham )).
• Adding a wildcard symbol may retrieve word variants: (( lange der sed transport a cash ) or ( guia de heat transfer der scham ))*.