Perhaps you should try some spelling variations:
2.1 developpement » 2.1 development, 2007 developpement, de developpement
man communication » human communication, oman communications, lean communication
developpement de » developpement des, developpement durable
technologies co » technologies _, technologies 4, technologies 2
co interaction » eco interaction, 2 interaction, 3 interaction
de afrique » de l'afrique, en afrique, l afrique
costs 2.1 » costs 2.3, costs 4.1, costs 2.2
data man » data mean, data main, data map

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

• Adding a wildcard symbol may retrieve word variants: technologies co interaction _ data man communication costs 2.1 developpement de afrique.*.