Perhaps you should try some spelling variations:
formulation where » formulation over, formulation des, calculation where
de developpement » sme development
developpement de » developpement des, developpement durable
communication 1 » communication _, communication a, communication 3
technologies 2 » technologies _, technologies 4
2 formulation » _ formulation, 3 formulation, la formulation
where does » where do
1 de » 1 die, 1 der, _ de

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 formulation where does _ communication 1 de developpement de l'afrique.*.