Perhaps you should try some spelling variations:
person communication » personal communication, personal communications, irsn communication
technologien als » technologien des, technologien fur, technologien und
als information » als informations, aids information, laws information
information 1.2 » information 1.5.2, information 2
a developing » a development
developing a » developing _
der person » per person, der personen, older persons
1.2 der » 2.2 der, 3.2 der, 4.2 der
costs a » costs _, costs 4
a areal » _ areal, 2 areal, 4 areal

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

• Adding a wildcard symbol may retrieve word variants: technologien als information 1.2 der person communication costs a developing a areal.*.