Perhaps you should try some spelling variations:
safe transport » free transport, car transport, le transport
sea transport » road transport, bus transport
de transport » free transport, bus transport
langues de » langue de, langages de, langue du
costs land » cost land, costly land, costs canada
bias der » bias des, bias over, das der
de sea » de ses, de ser

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: (( langues de sea transport costs land ) OR ( bias der ((safe transport) OR (de transport)) _ a ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( langues de sea transport costs land ) or ( bias der ((safe transport) OR (de transport)) _ a ))~".
• Adding a wildcard symbol may retrieve word variants: (( langues de sea transport costs land ) or ( bias der ((safe transport) OR (de transport)) _ a ))*.