Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
information context » information content, information contents, information centers
technologien aids » technologien als, technologien ad, technologien des
aids information » chandos information, series information
4 communications » 14 communications, 4 communication, 2 communications
developing china » developing china's, development china, developing caring
4 developing » 3 developing
china asia » china asean
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technologien aids information context 3 4 communications costs 4 developing china asia.*.