Perhaps you should try some spelling variations:
model communication » modern communication, moral communication, modeling communication
information centre » information centers, information contents
technologien aids » technologien als, technologien ad, technologien des
aids information » chandos information, series information
3.3 developing » 4 developing, 2 developing, 1 developing
developing em » developing e, developing eq, developing amp
centre new » century new, centre de, centre des
costs 3.3 » costs 2.3, costs 3.5, costs 4.3
em africa » 1 africa

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

• Adding a wildcard symbol may retrieve word variants: technologien aids information centre new model communication costs 3.3 developing em africa.*.