Perhaps you should try some spelling variations:
technologien aids » technologien als, technologien ad, technologien des
die communication » de communication, time communication, une communication
aids information » chandos information, series information
4 dieveloping » 4 developing, 3 developing, 2 developing
dieveloping a » developing a, developing _, developing e
contents 2 » contents 1, contents _, contents i
a africa » 1 africa, can africa, em africa
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 contents 2 die communication costs 4 dieveloping a africa.*.