Perhaps you should try some spelling variations:
technologies based » technologies used, technology based, technologies a
city communication » society communication, daily communication, data communication
developpement quel » developpement manuel, developpement rural, developpement des
based formulation » basic formulation, case formulation, based simulation
communication rq » communication r, communication 3, communication 1
de developpement » sme development
formulation de » formulation des, formulacion de, formulation du
quel afrique » en afrique, l afrique
does city » does cat
de does » der does, do does, one does

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 city communication rq de developpement quel afrique.*.