Perhaps you should try some spelling variations:
personal communication » interpersonal communication
technologies 2 » technologies _, technologies 4
contents new » contexts new, contents how, contents je
new personal » der personal, how personal, de personal
4 developing » 3 developing
developing a » developing _
a africa » 1 africa, can 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: technologies 2 information contents new personal communication costs 4 developing a africa.*.