Perhaps you should try some spelling variations:
personal communications » personal communication, interpersonal communications, internal communications
communications costs » communication costs, communications _
information based » information case, information bank, transformation based
technologien und » technologie und, technologien des, technologien fur
und information » fund information, road information, award information
4 developing » 3 developing
developing a » developing _
ii personal » ii personnel, a personal, 1 personal
based ii » based ict, based ilc, based imo
costs 4 » costs _, costs a, costs 4.2
aezs. » sezs., aes.

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

• Adding a wildcard symbol may retrieve word variants: technologien und information based ii personal communications costs 4 developing a aezs.*.