Perhaps you should try some spelling variations:
information centers » information contents, information officers
oral communication » personal communication
technologien als » technologien des, technologien fur, technologien und
als information » als informations, aids information, laws information
developing 11 » developing _, developing a, developing e
centers land » centers can, century land, wenders land
3 developing » 3 development
land oral » land rural, land deal
11 africa » 11 african, 1 africa, 1.1 african
costs 3 » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technologien als information centers land oral communication costs 3 developing 11 africa.*.