Perhaps you should try some spelling variations:
personal communication » interpersonal communication
information 1.2 » information 1.5.2, information 2
technologien 2 » technologies 2, technologien _, technologien 1
ein personal » ein persona, non personal, e personal
4 developing » 3 developing
developing 2 » developing _, developing a, developing e
1.2 ein » 1.2 eine, 2.2 ein, 3.2 ein
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 2 information 1.2 ein personal communication costs 4 developing 2 real.*.