Perhaps you should try some spelling variations:
developpement rural » development rural, developpement durable, development moral
based formulation » basic formulation, case formulation, based simulation
la developpement » le developpement, de developpement, et developpement
formulation des » formation des, formulacion de, formulation _
communication 2 » communication _, communication a, communication 3
rural afrique » rural africa
des does » des doses, der does, des dorfes
2 la » 2 a, a la, _ la

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

• Adding a wildcard symbol may retrieve word variants: technology based formulation des does _ communication 2 la developpement rural afrique.*.