Perhaps you should try some spelling variations:
china communication » china communications, chief communication, china's communications
des developpement » des developpements, de developpement, le developpement
information 2.2 » information 1.2, information 2.7, information 2.2.2
communication 5 » communication _, communication a, communication 3
des afrique » en afrique, de l'afrique
der china » does china, over china, year china
5 des » 5 does, 5 der, 5 das

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

• Adding a wildcard symbol may retrieve word variants: technologies _ information 2.2 der china communication 5 des developpement des afrique.*.