Perhaps you should try some spelling variations:
de communication » mobile communication, online communication
technologies 4 » technologies _
informatik der » information der, information oder, informatik und
developing ai » developing a, developing av, developing asia
4 informatik » 2.4 informatik, 4 information, der informatik
ai afrique » en afrique, l afrique
der geist » dem geist, den geist
geist de » geist der, geist des, geiste der

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

• Adding a wildcard symbol may retrieve word variants: technologies 4 informatik der geist de communication costs _ developing ai afrique.*.