Perhaps you should try some spelling variations:
information centers » information contents, information officers
oral communication » personal communication
technologien fur » technologien des, technologien und, technologies 2
fur information » zur information, fair information, your information
3.1 developing » 3.3 developing, 3.2 developing, 4.1 developing
developing av » developing a, developing ai, developing amp
centers 10 » centers _, center 1, center 12
costs 3.1 » costs 3.5, costs 4.1, costs 2.1
av africa » v africa, iv africa, can africa
10 oral » 10 moral, 1 oral, 14 oral

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

• Adding a wildcard symbol may retrieve word variants: technologien fur information centers 10 oral communication costs 3.1 developing av africa.*.