Perhaps you should try some spelling variations:
persona communicator » personal communicator, personal communication, personal communications
communicator costs » communication costs, communications costs, communication costa
information 2.3.2 » information 2.2.2, information 4.3.2, information 3.2
technologien des » technologien fur, technologien und, technologies 2
des information » des informations, does information, dis information
4 developing » 3 developing
developing 3 » developing _, developing a, developing e
de persona » de personal, de personas, die persona
2.3.2 de » 2.3.2 die, 2.3.2 der, 9.3.2 de
costs 4 » costs _, costs a, costs 4.2
3 area » 1 area, 1.3 area, 3.1 area

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

• Adding a wildcard symbol may retrieve word variants: technologien des information 2.3.2 de persona communicator costs 4 developing 3 area.*.