Perhaps you should try some spelling variations:
communication medium » communication mediums, communication media, communications media
data communication » data communications
et developpement » de developpement, le developpement, test development
technologien 1 » technologies 1, technologien _, technologien 4
des l'afrique » de l'afrique, de l'amerique
total labor » local labor, total factor
medium et » medium er, medium der, medium des
1 total » _ total, a total, 2 total

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

• Adding a wildcard symbol may retrieve word variants: technologien 1 total labor value data communication medium et developpement des l'afrique.*.