Perhaps you should try some spelling variations:
set developpement » et developpement, de developpement, le developpement
developpement en » developpement et, developpement des, developpement de
formulation des » formation des, formulacion de, formulation _
4 communication » 3 communication, 5.4 communication, de communication
technologies 4 » technologies _
4 formulation » _ formulation, 3 formulation, 2 formulation
des how » des hofs, eyes how, iles how
how 4 » how 24, how 45, how 46

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

• Adding a wildcard symbol may retrieve word variants: technologies 4 formulation des how 4 communication _ set developpement en afrique.*.