Perhaps you should try some spelling variations:
technologies based » technologies used, technology based, technologies a
developpement quel » developpement manuel, developpement rural, developpement des
based formulacion » basic formulation, case formulation, based simulation
du developpement » de developpement, le developpement, et developpement
communication r » communication 3, communication 1, communication 2
formulacion de » formulation des, formacion de, formulation _
quel afrique » en afrique, l afrique
de does » der does, do does, one does
r du » r d, _ du, 1 du

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

• Adding a wildcard symbol may retrieve word variants: technologies based formulacion de does _ communication r du developpement quel afrique.*.