Perhaps you should try some spelling variations:
personal communication » interpersonal communication
technologien road » technologien ad, technologien und, technologien am
information case » information based, information can, information costs
4 developing » 3 developing
developing 2 » developing _, developing a, developing e
de personal » der personal, des personal, de persona
2 access » 3 access
case de » case des, case d, case d1
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technologien road information case de personal communication costs 4 developing 2 access.*.