Perhaps you should try some spelling variations:
set developpement » et developpement, de developpement, le developpement
formulation iles » formulation des, formulation de, formulation et
developpement en » developpement et, developpement des, developpement de
1 communication » 10 communication, 3 communication, 4 communication
technologies 3 » technologies _, technologies 4, technologies 2
3 formulation » _ formulation, _ formulating
iles how » ples how, rules how, lines how
how 1 » how _, how a, how i

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

• Adding a wildcard symbol may retrieve word variants: technologies 3 formulation iles how 1 communication _ set developpement en afrique.*.