Perhaps you should try some spelling variations:
modes communication » modern communication, modern communications, zones communications
technologien fur » technologien des, technologien und, technologies 2
4.1 developing » 3.1 developing, 4 developing, 3.3 developing
fur transport » air transport, bus transport, car transport
network mode » network model, network models, network modules
developing a » developing _
mode modes » modes modes, mode mode, mode modus
costs 4.1 » costs 4.2, costs 4.4, costs 4.3
a arenas » _ arenas, a areas, 11 arenas

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

• Adding a wildcard symbol may retrieve word variants: technologien fur transport network mode modes communication costs 4.1 developing a arenas.*.