Perhaps you should try some spelling variations:
world communication » work communication, wired communications, good communication
auf developpement » au developpement, du developpement, ou developpement
communication 3 » communication _, communication a
technologies 4 » technologies _
4 information » 2 information, 1 information
des afrique » en afrique, de l'afrique
storage do » storage dam, storage due, storage hob
do world » does world, down world, two world
3 auf » i auf, a auf, b auf

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

• Adding a wildcard symbol may retrieve word variants: technologies 4 information storage do world communication 3 auf developpement des afrique.*.