Perhaps you should try some spelling variations:
5.4 communication » de communication, data communication
set developpement » et developpement, de developpement, le developpement
developpement en » developpement et, developpement des, developpement de
formulation des » formation des, formulacion de, formulation _
technologies 3 » technologies _, technologies 4, technologies 2
3 formulation » _ formulation, _ formulating
des how » des hofs, eyes how, iles how
how 5.4 » how 2.4, how 3.4, how 9.4

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

• Adding a wildcard symbol may retrieve word variants: technologies 3 formulation des how 5.4 communication _ set developpement en afrique.*.