Perhaps you should try some spelling variations:
communication cost » communication costs, communication costa, communications costs
information centre » information centers, information contents
technologien dis » technologien des, technologien als, technologien im
de communication » mobile communication, online communication
dis information » mis information, aids information, des informations
2.2 developing » 3.2 developing, 3.3 developing, 2.2 development
developing em » developing e, developing eq, developing amp
centre auf » centre act, centre a, centre ajc
em africa » 1 africa
cost 2.2 » costs 2.2, cost 2.4, cost 3.2
auf de » auf die, auf dem, auf der

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

• Adding a wildcard symbol may retrieve word variants: technologien dis information centre auf de communication cost 2.2 developing em africa.*.