Perhaps you should try some spelling variations:
transportation networks » transportation network
des transportation » does transportation, gas transportation, bus transportation
oral communication » personal communication
technologien des » technologien fur, technologien und, technologies 2
networks von » networks via, networks among, networks work
a developing » a development
developing a » developing _
von oral » von moral, von ogai, von ohad
costs a » costs _, costs 4
a areas » 1 areas, 2 areas, 4 areas

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

• Adding a wildcard symbol may retrieve word variants: technologien des transportation networks von oral communication costs a developing a areas.*.