Perhaps you should try some spelling variations:
personal communication » interpersonal communication
technologien als » technologien des, technologien fur, technologien und
als information » als informations, aids information, laws information
information 5.2 » information 15.2, information 1.2, information 5.4
developing a » developing _
e personal » de personal, 1 personal, 4 personal
a areas » 1 areas, 2 areas, 4 areas
5.2 e » 5.2 ep, 5.2 _, 5.2 a

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

• Adding a wildcard symbol may retrieve word variants: technologien als information 5.2 e personal communication costs _ developing a areas.*.