Perhaps you should try some spelling variations:
technologien des » technologien fur, technologien und, technologies 2
des informations » aids information
de communication » mobile communication, online communication
4 developing » 3 developing
developing a » developing _
costs 4 » costs _, costs a, costs 4.2
die de » die die, die der, die den
a aes » _ aes, a abs, a aus

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

• If you are trying to use Boolean operators, they must be ALL CAPS: technologien des informations (und OR fund) die de communication costs 4 developing a aes.~.
• Adding a wildcard symbol may retrieve word variants: technologien des informations (und or fund) die de communication costs 4 developing a aes.*.