Perhaps you should try some spelling variations:
information content » information contents, information centers, information centre
class communication » mass communication, plans communication, crisis communication
technologien aids » technologien als, technologien ad, technologien des
aids information » chandos information, series information
developing em » developing e, developing eq, developing amp
4 developing » 3 developing
content new » contents new, context new, contexts new
new class » new cases, new cross
em africa » 1 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 aids information content new class communication costs 4 developing em africa.*.