Perhaps you should try some spelling variations:
personal communication » interpersonal communication
information 1.5.2 » information 1.2, information 2
technologien a » technologien am, technologien ad, technologien _
a information » 2 information, 1 information
ein personal » ein persona, non personal, e personal
3 developing » 3 development
1.5.2 ein » 1.5.2 eine, 1.4.2 ein, 4.5.2 ein
costs 3 » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technologien a information 1.5.2 ein personal communication costs 3 developing _ areas.*.