Perhaps you should try some spelling variations:
personal communication » interpersonal communication
developing areas » developing asia, developing east, developing a
technologien 2 » technologies 2, technologien _, technologien 1
information 1 » information 2, information 3, information 3.2
das personal » des personal, des personals, haus personal
a developing » a development
areas areas » areas arenas, seas areas, areas access
costs a » costs _, costs 4

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 das personal communication costs a developing areas areas.*.