Perhaps you should try some spelling variations:
set developpement » et developpement, de developpement, le developpement
developpement de » developpement des, developpement durable
formulation des » formation des, formulacion de, formulation _
2 communication » 3 communication, 4 communication, 1 communication
technologies 2 » technologies _, technologies 4
2 formulation » _ formulation, 3 formulation, la formulation
des how » des hofs, eyes how, iles how
how 2 » how 12, how 24, how _

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 formulation des how 2 communication _ set developpement de l'afrique.*.