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
formulacion whom » formulation where, formulacion de
d1 developpement » de developpement, du developpement, le developpement
communication r » communication 3, communication 1, communication 2
quel afrique » en afrique, l afrique
r d1 » r d, r 1

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

• Adding a wildcard symbol may retrieve word variants: technologies based formulacion whom does _ communication r d1 developpement quel afrique.*.