Perhaps you should try some spelling variations:
persona communication » personal communication, personal communications, personal communicator
technologien als » technologien des, technologien fur, technologien und
als informatics » als informations, als information, _ informatics
informatics 9.2 » informatics 1.2, informatics 1.3, informatics 2.6
a developing » a development
developing 1 » developing _, developing a, developing e
die persona » die person, de persona, die personale
9.2 die » 2.2 die, 3.2 die, 4.2 die
costs a » costs _, costs 4
1 areas » 1 area, 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 als informatics 9.2 die persona communication costs a developing 1 areas.*.