Perhaps you should try some spelling variations:
model communication » modern communication, moral communication, modeling communication
technologien sea » technologien des, technologies ser, technologien fur
network creation » network formation, network connection, network congestion
creation model » creation module, creating models, elevation model
sea transport » road transport, bus transport
4 developing » 3 developing
developing 2 » developing _, developing a, developing e
costs 4 » costs _, costs a, costs 4.2
2 areal » 2 real, _ areal, 2 areas

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

• Adding a wildcard symbol may retrieve word variants: technologien sea transport network creation model communication costs 4 developing 2 areal.*.