Perhaps you should try some spelling variations:
persona communications » personal communications, personal communication, regional communications
communications costs » communication costs, communications _
technologien als » technologien des, technologien fur, technologien und
als informatics » als informations, als information, _ informatics
informatics 1.3 » informatics 1.2, informatics 13.5, information 1.3
a developing » a development
developing 4 » developing _, developing a, developing e
die persona » die person, de persona, die personale
1.3 die » 3.3 die, 2.3 die, 4.3 die
costs a » costs _, costs 4
4 areal » 4 real, _ areal, 2 areal

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

• Adding a wildcard symbol may retrieve word variants: technologien als informatics 1.3 die persona communications costs a developing 4 areal.*.