Perhaps you should try some spelling variations:
formulation needs » formulation des, information needs, formulation de
de communication » mobile communication, online communication
developpement en » developpement et, developpement des, developpement de
a developpement » au developpement, de developpement, le developpement
technologies a » technologies _, technologies 4, technologies 2
a formulation » la formulation, _ formulation, 3 formulation
needs using » needed using, needs doing, needs going
using de » using dea, using dem, using due
costs a » costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technologies a formulation needs using de communication costs a developpement en afrique.*.