Perhaps you should try some spelling variations:
technologien aids » technologien als, technologien ad, technologien des
ddr communication » de communication, csr communication, under communication
aids information » chandos information, series information
information can » information case, information 1, information 1.2
1.3 developing » 3.3 developing, 13 developing, 7.3 developing
developing 4 » developing _, developing a, developing e
costs 1.3 » costs 12.3, costs 14.3, costs 15.3
can des » can de, can best, plan des
des ddr » der ddr, des dr, dem ddr
4 areas » 1 areas, 2 areas, 4 areal

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

• Adding a wildcard symbol may retrieve word variants: technologien aids information can des ddr communication costs 1.3 developing 4 areas.*.