Perhaps you should try some spelling variations:
person communication » personal communication, personal communications, irsn communication
technologien does » technologien des, technologien als, technologie de
does information » des informations, dis information, users information
information 1.2 » information 1.5.2, information 2
developing east » development east, developing a, developing asia
a developing » a development
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
areal. » areas., area., real.

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

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