Perhaps you should try some spelling variations:
informations centers » information centers, information center, information centre
cds communication » c's communication, class communication, mass communication
11.7.4 developing » 1.6.4 developing, 1.4 developing, 12.4 developing
technologien des » technologien fur, technologien und, technologies 2
des informations » aids information
costs 11.7.4 » costs 11.3.2, costs 11.4, costs 11.3.1.4
developing 1 » developing _, developing a, developing e
centers a » centers _, center a, enters a
a cds » a cdss, _ cds, 2 cds

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

• Adding a wildcard symbol may retrieve word variants: technologien des informations centers a cds communication costs 11.7.4 developing 1 africa.*.