Perhaps you should try some spelling variations:
model communication » modern communication, moral communication, modeling communication
information center » information centers, information centre, information content
technologien als » technologien des, technologien fur, technologien und
als information » als informations, aids information, laws information
2.3 developing » 3.3 developing, 2.2 developing, 1.3 developing
developing 1 » developing _, developing a, developing e
center dea » center area, center a, center dpc
dea model » data model, meta model, a model
costs 2.3 » costs 4.2, costs 4.4

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

• Adding a wildcard symbol may retrieve word variants: technologien als information center dea model communication costs 2.3 developing 1 africa.*.