Perhaps you should try some spelling variations:
personal communication » interpersonal communication
technologien laws » technologien als, technologien des, technologien am
laws information » news information, als information, platas information
developing areas » developing asia, developing east, developing a
4.1 developing » 3.1 developing, 4 developing, 3.3 developing
information b » information 2, information 1, information bank
der personal » der personalen, der personen, der person
areas areas » areas arenas, seas areas, areas access
costs 4.1 » costs 4.2, costs 4.4, costs 4.3
b der » _ der, 2 der, 3 der

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

• Adding a wildcard symbol may retrieve word variants: technologien laws information b der personal communication costs 4.1 developing areas areas.*.