Perhaps you should try some spelling variations:
mobile communications » mobile communication
communications cost » communications costs, communications cross, communication costs
technologien mis » technologien mit, technologien des, technologien als
mis information » dis information, aids information, ids information
2.4 developing » 12.4 developing, 2.2 developing, 5.4 developing
developing em » developing e, developing eq, developing amp
contents e » contents je, contents 1, contents _
em africa » 1 africa
e mobile » _ mobile, a mobile, 2 mobile

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

• Adding a wildcard symbol may retrieve word variants: technologien mis information contents e mobile communications cost 2.4 developing em africa.*.