Perhaps you should try some spelling variations:
sweden communication » sweden communications, student communication, spoken communication
technologien als » technologien des, technologien fur, technologien und
network models » network model, network modelling
4.3 developing » 3.3 developing, 1.3 developing, 7.3 developing
als transport » mass transport, salt transport, bus transport
models sweden » modern sweden, money sweden
costs 4.3 » costs 4.2, costs 4.4, costs 2.3

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

• Adding a wildcard symbol may retrieve word variants: technologien als transport network models sweden communication costs 4.3 developing _ area.*.