Perhaps you should try some spelling variations:
das developpement » des developpements, de developpement, du developpement
basic formulation » basic population, bayesian formulation, policy formulation
technology basic » technology based, technology asia, terminology basic
de communication » mobile communication, online communication
formulation who » formulation where, formulation _, formulation 3
communication 2 » communication _, communication a, communication 3
des afrique » en afrique, de l'afrique
who ets » who gets, who else
ets de » kets de, etats de, tests de
2 das » 1 das

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

• Adding a wildcard symbol may retrieve word variants: technology basic formulation who ets de communication 2 das developpement des afrique.*.