Perhaps you should try some spelling variations:
personas communications » personal communications, personal communication, personal communicator
communications costs » communication costs, communications _
technologien des » technologien fur, technologien und, technologies 2
des information » des informations, does information, dis information
information 2.2 » information 1.2, information 2.7, information 2.2.2
developing 4 » developing _, developing a, developing e
de personas » de persona, de personal, de personnes
4 areas » 1 areas, 2 areas, 4 areal
2.2 de » 2.2 die, 2.2 der, 2.2 des

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

• Adding a wildcard symbol may retrieve word variants: technologien des information 2.2 de personas communications costs _ developing 4 areas.*.