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

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 d developpement rural afrique.*.