Perhaps you should try some spelling variations:
persona communication » personal communication, personal communications, personal communicator
information 5.4 » information 1.2, information 1.5.2, information 2
technologien d » technologien ad, technologien _, technologien 1
d information » nd information, od information, und information
developing 2 » developing _, developing a, developing e
die persona » die person, de persona, die personale
5.4 die » 3.4 die, 2.4 die, 1.4 die
2 areas » 1 areas, 2 areal, 4 areas

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

• Adding a wildcard symbol may retrieve word variants: technologien d information 5.4 die persona communication costs _ developing 2 areas.*.