Perhaps you should try some spelling variations:
mobile communications » mobile communication
communications costs » communication costs, communications _
information centers » information contents, information officers
technologien des » technologien fur, technologien und, technologies 2
des information » des informations, does information, dis information
5.4 developing » 6.4 developing, 3.3 developing, 2.2 developing
developing e » developing _, developing a, developing east
centers he » centers help, centers ihc, centers ohc
he mobile » e mobile, die mobile, how mobile
costs 5.4 » costs 4.4, costs 6.4, costs 2.4
e africa » em africa, de africa, eu africa

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

• Adding a wildcard symbol may retrieve word variants: technologien des information centers he mobile communications costs 5.4 developing e africa.*.