Perhaps you should try some spelling variations:
information centers » information contents, information officers
oral communication » personal communication
communication cost » communication costs, communication costa, communications costs
technologie und » technologies 2.1
und information » fund information, road information, award information
3.2 developing » 3.3 developing, 2.2 developing, 3 developing
developing em » developing e, developing eq, developing amp
centers new » century new, centers money, centuries new
em africa » 1 africa
new oral » new moral, knew moral, new rural
cost 3.2 » cost 2.4

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

• Adding a wildcard symbol may retrieve word variants: technologie und information centers new oral communication cost 3.2 developing em africa.*.