Perhaps you should try some spelling variations:
developpement rural » development rural, developpement durable, development moral
technologies based » technologies used, technology based, technologies a
leur developpement » le developpement, deux developpements, de developpement
based formulation » basic formulation, case formulation, based simulation
e communication » de communication, 1 communication, une communication
formulation de » formulation des, formulacion de, formulation du
rural africa » rural area
de does » der does, do does, one does
does e » does de, does _, does a

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

• Adding a wildcard symbol may retrieve word variants: technologies based formulation de does e communication _ leur developpement rural africa.*.