Perhaps you should try some spelling variations:
personal communication » interpersonal communication
information centre » information centers, information contents
technologien des » technologien fur, technologien und, technologies 2
des information » des informations, does information, dis information
developing iv » developing av, developing ict, developing cil
4 developing » 3 developing
de personal » der personal, des personal, de persona
centre de » centre _, centrale des
iv africa » v africa, 1 africa, em africa
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 information centre de personal communication costs 4 developing iv africa.*.