Perhaps you should try some spelling variations:
real communication » oral communication, cell communication, health communication
technologien d » technologien ad, technologien _, technologien 1
3.3 developing » 4 developing, 2 developing, 1 developing
d information » nd information, od information, und information
contents zero » contents intro, contents from, contents jiri
developing de » developing e, developing ce, developing deep
zero real » ceo real, zero mean
costs 3.3 » costs 2.3, costs 3.5, costs 4.3
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 d information contents zero real communication costs 3.3 developing de africa.*.