Perhaps you should try some spelling variations:
1.4 communication » 5.4 communication, 1.1 communication, 1.3 communication
de developpement » sme development
developpement en » developpement et, developpement des, developpement de
formulation des » formation des, formulacion de, formulation _
technologies 2 » technologies _, technologies 4
2 formulation » _ formulation, 3 formulation, la formulation
des how » des hofs, eyes how, iles how
how 1.4 » how 1.6, how 2.4, how 3.4
a de » a die, a der, a des

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 1.4 communication a de developpement en afrique.*.