Perhaps you should try some spelling variations:
information chapter » information center, information centers, information exchanges
technologien aids » technologien als, technologien ad, technologien des
aids information » chandos information, series information
3 communication » 4 communication, de communication, data communication
chapter words » after words
developing em » developing e, developing eq, developing amp
4 developing » 3 developing
em africa » 1 africa
words 3 » words _
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technologien aids information chapter words 3 communication costs 4 developing em africa.*.