Perhaps you should try some spelling variations:
communications 1 » communications 14, communications _, communications a
developpement en » developpement et, developpement des, developpement de
3 developpement » de developpement, le developpement, et developpement
rheologie die » theologie die, rheologie des, archaologie die
die variation » de variation, does variation, der variation
variation des » variation _, variation 6, variation series
future data » futures data
des future » does future, das future, des futurs

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

• Adding a wildcard symbol may retrieve word variants: rheologie die variation des future data communications 1 3 developpement en afrique.*.