Perhaps you should try some spelling variations:
ddr communication » de communication, csr communication, under communication
technologien als » technologien des, technologien fur, technologien und
information case » information based, information can, information costs
als information » als informations, aids information, laws information
2.2 developing » 3.2 developing, 3.3 developing, 2.2 development
costs 2.2 » costs 4.2, costs 2.3, cost 2.2
case des » cases des, case das, phase des
des ddr » der ddr, des dr, dem ddr

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

• Adding a wildcard symbol may retrieve word variants: technologien als information case des ddr communication costs 2.2 developing _ areas.*.