Perhaps you should try some spelling variations:
personal communication » interpersonal communication
technologien does » technologien des, technologien als, technologie de
does information » des informations, dis information, users information
roles personal » roles persons, names personal, loans personal
information 2 » information 3
4 developing » 3 developing
developing a » developing _
2 roles » _ roles, 2 role, 7 roles
costs 4 » costs _, costs a, costs 4.2
a areas » 1 areas, 2 areas, 4 areas

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

• Adding a wildcard symbol may retrieve word variants: technologien does information 2 roles personal communication costs 4 developing a areas.*.