Perhaps you should try some spelling variations:
transportation network » transport network
bus transportation » gas transportation, _ transportation, air transportation
code communication » de communication, vote communication, couple communication
technologien bus » technologien des, technologien fur, technologien als
3 developing » 3 development
developing a » developing _
costs 3 » costs _, costs 4, costs a
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 bus transportation network model code communication costs 3 developing a areas.*.