Perhaps you should try some spelling variations:
personal communication » interpersonal communication
technologien dis » technologien des, technologien als, technologien im
dis information » mis information, aids information, des informations
information 3 » information 2
dan personal » das personal, plan personal, der personal
4 developing » 3 developing
developing 2 » developing _, developing a, developing e
costs 4 » costs _, costs a, costs 4.2
2 areal » 2 real, _ areal, 2 areas
3 dan » 3 das, _ dan, 1 dan

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

• Adding a wildcard symbol may retrieve word variants: technologien dis information 3 dan personal communication costs 4 developing 2 areal.*.