Perhaps you should try some spelling variations:
modern communication » modern communications, modern communicator, modeling communication
technologien de » technologien des, technologies de, technologie de
11.4 developing » 1.4 developing, 12.4 developing, 10.4 developing
de transport » sea transport, free transport, bus transport
network ac » network a, network acls, network anp
costs 11.4 » costs 11.1, costs 11.7, costs 12.4
ac modern » a modern, can modern, art modern

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

• Adding a wildcard symbol may retrieve word variants: technologien de transport network ac modern communication costs 11.4 developing _ areas.*.