Perhaps you should try some spelling variations:
developpement durable » developpement de
formulation model » circulation model, simulation model, population model
de communication » mobile communication, online communication
de developpement » sme development
technologies la » technologies a, technologies le, technologies lead
communication r » communication 3, communication 1, communication 2
la formulation » la formulacion, _ formulation, la formation
model der » modell der, mode der, modelle der
r de » r des, r die, r d

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

• Adding a wildcard symbol may retrieve word variants: technologies la formulation model der de communication r de developpement durable afrique.*.