Perhaps you should try some spelling variations:
actors communication » actions communication, active communication, networks communication
information centre » information centers, information contents
developing can » developing a, developing ai, developing av
90 developing » 10 developing, 20 developing, 3 developing
centre new » century new, centre de, centre des
can africa » urban africa
costs 90 » costs 20, costs 60, costs 1900

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

• Adding a wildcard symbol may retrieve word variants: technologien _ information centre new actors communication costs 90 developing can africa.*.