Perhaps you should try some spelling variations:
information centers » information contents, information officers
communication cote » communication costs, communication costa, communication case
de communication » mobile communication, online communication
technologien ad » technologien am, technologien und, technologien als
ad information » d information, nd information, od information
15 developing » 1 developing, 5 developing, 10 developing
developing em » developing e, developing eq, developing amp
centers 4.3 » centers 3.3, century 4.3, center 2.3
em africa » 1 africa
cote 15 » come 15, note 15
4.3 de » 4.3 die, 4.3 der, 2.3 de

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

• Adding a wildcard symbol may retrieve word variants: technologien ad information centers 4.3 de communication cote 15 developing em africa.*.