Perhaps you should try some spelling variations:
de communication » mobile communication, online communication
information und » informations und
technologien d » technologien ad, technologien _, technologien 1
d information » nd information, od information, und information
3 developing » 3 development
developing 2 » developing _, developing a, developing e
costs 3 » costs _, costs 4, costs a
2 areal » 2 real, _ areal, 2 areas
die de » die die, die der, die den

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

• Adding a wildcard symbol may retrieve word variants: technologien d information und die de communication costs 3 developing 2 areal.*.