Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
information centers » information contents, information officers
14 communications » 10 communications, 14 communication, 4 communications
technologien und » technologie und, technologien des, technologien fur
developing urban » development urban, developing human, developing areas
und information » fund information, road information, award information
1.3 developing » 3.3 developing, 13 developing, 7.3 developing
centers de » centers _, centres de, centers 10
urban area » urban areas
costs 1.3 » costs 12.3, costs 14.3, costs 15.3
de 14 » de 1, db 14, de 10

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

• Adding a wildcard symbol may retrieve word variants: technologien und information centers de 14 communications costs 1.3 developing urban area.*.