Perhaps you should try some spelling variations:
vier communication » fiber communication, niger communications, power communication
de developpement » sme development
developpement en » developpement et, developpement des, developpement de
technologies 2 » technologies _, technologies 4
information 2 » information 3
das vier » das hier, das tier, das viele
2 das » 1 das

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information 2 das vier communication _ de developpement en afrique.*.