Perhaps you should try some spelling variations:
china communications » china communication, china's communications, chile communications
communications costs » communication costs, communications _
technologies 2 » technologies _, technologies 4
3.3 developing » 4 developing, 2 developing, 1 developing
contents neue » contents note, contents new, contents neural
developing a » developing _
neue china » tenure china
costs 3.3 » costs 2.3, costs 3.5, costs 4.3
a africa » 1 africa, can africa, em africa

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information contents neue china communications costs 3.3 developing a africa.*.