Perhaps you should try some spelling variations:
communication cost » communication costs, communication costa, communications costs
technologien im » technologie im, technologien am, technologien _
im information » crm information, stm information, 2 information
2.4 developing » 12.4 developing, 2.2 developing, 5.4 developing
developing de » developing e, developing ce, developing deep
contents he » contents je, contents head, contents how
he mobile » e mobile, die mobile, how mobile
de africa » does africa, de america, use africa

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

• Adding a wildcard symbol may retrieve word variants: technologien im information contents he mobile communication cost 2.4 developing de africa.*.