Perhaps you should try some spelling variations:
personal communications » personal communication, interpersonal communications, internal communications
communications costs » communication costs, communications _
technologien und » technologie und, technologien des, technologien fur
und informations » und information, und informationen, fund information
developing areas » developing asia, developing east, developing a
informations b » informations und, informations sur, informations och
des personal » des personals, der personal, das personal
4 developing » 3 developing
areas areas » areas arenas, seas areas, areas access
costs 4 » costs _, costs a, costs 4.2
b des » b does, b der, b das

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

• Adding a wildcard symbol may retrieve word variants: technologien und informations b des personal communications costs 4 developing areas areas.*.