Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
information centers » information contents, information officers
get communications » get communication, guest communications, et communication
technologien der » technologien des, technologie der, technologien fur
der information » insider information, sector information, labor information
23.4 developing » 13.4 developing, 2.4 developing, 3.4 developing
developing 1 » developing _, developing a, developing e
costs 23.4 » costs 2.4, costs 4.4, costs 2.3
centers i » centers _, centers 3, centers a
i get » _ get, i det

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

• Adding a wildcard symbol may retrieve word variants: technologien der information centers i get communications costs 23.4 developing 1 africa.*.