Perhaps you should try some spelling variations:
informations centrale » information centre, information centric, information centres
oral communication » personal communication
technologien des » technologien fur, technologien und, technologies 2
des informations » aids information
developing iv » developing av, developing ict, developing cil
4 developing » 3 developing
iv africa » v africa, 1 africa, em africa
des oral » des moral, des oil, des orts
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technologien des informations centrale des oral communication costs 4 developing iv africa.*.