Perhaps you should try some spelling variations:
technologien als » technologien des, technologien fur, technologien und
10 communication » 1 communication, de communication, 3 communication
als information » als informations, aids information, laws information
developing av » developing a, developing ai, developing amp
3 developing » 3 development
contents 16 » contents 1, contents 19, contents 1.1
av africa » v africa, iv africa, can africa
costs 3 » costs _, costs 4, costs a
16 10 » 216 10, 16 17, 16 19

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

• Adding a wildcard symbol may retrieve word variants: technologien als information contents 16 10 communication costs 3 developing av africa.*.