Perhaps you should try some spelling variations:
technologien aids » technologien als, technologien ad, technologien des
aids information » chandos information, series information
development case » development china
4 communication » 3 communication, 5.4 communication, de communication
contents 10.1 » contents 1.1, contents 11.1, contents 12.1
3 development » 2 development
case africa » cases africa, care africa, curse africa
costs 3 » costs _, costs 4, costs a
10.1 4 » 10.1 _, 10.1 a, 10.1 v

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

• Adding a wildcard symbol may retrieve word variants: technologien aids information contents 10.1 4 communication costs 3 development case africa.*.