Perhaps you should try some spelling variations:
person communication » personal communication, personal communications, irsn communication
technologien des » technologien fur, technologien und, technologies 2
des information » des informations, does information, dis information
information 1.2 » information 1.5.2, information 2
a developing » a development
developing 4 » developing _, developing a, developing e
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
4 areas » 1 areas, 2 areas, 4 areal

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

• Adding a wildcard symbol may retrieve word variants: technologien des information 1.2 der person communication costs a developing 4 areas.*.