Perhaps you should try some spelling variations:
information centers » information contents, information officers
c's communication » lea's communication, class communication, mass communication
developing iv » developing av, developing ict, developing cil
4 developing » 3 developing
centers de » centers _, centres de, centers 10
iv africa » v africa, 1 africa, em africa
costs 4 » costs _, costs a, costs 4.2
de c's » de cas, de ces

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

• Adding a wildcard symbol may retrieve word variants: technologien _ information centers de c's communication costs 4 developing iv africa.*.