Perhaps you should try some spelling variations:
technologien aids » technologien als, technologien ad, technologien des
way communication » why communication, daily communication, data communication
aids information » chandos information, series information
3.3 developing » 4 developing, 2 developing, 1 developing
developing em » developing e, developing eq, developing amp
contents 3 » contents 1, contents _, contents i
costs 3.3 » costs 2.3, costs 3.5, costs 4.3
em africa » 1 africa
3 way » 3 ways, _ way, a way

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 3 way communication costs 3.3 developing em africa.*.