Perhaps you should try some spelling variations:
china communications » china communication, china's communications, chile communications
communications costs » communication costs, communications _
technologien des » technologien fur, technologien und, technologies 2
des information » des informations, does information, dis information
10.4 developing » 1.4 developing, 12.4 developing, 10.3 developing
developing 1 » developing _, developing a, developing e
costs 10.4 » costs 10.6, costs 11.4, costs 12.4

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

• Adding a wildcard symbol may retrieve word variants: technologien des information contents _ china communications costs 10.4 developing 1 africa.*.