Perhaps you should try some spelling variations:
basic formulation » basic population, bayesian formulation, policy formulation
technology basic » technology based, technology asia, terminology basic
de communication » mobile communication, online communication
de developpement » sme development
developpement en » developpement et, developpement des, developpement de
formulation who » formulation where, formulation _, formulation 3
gets de » kets de, ets de, gets me
a de » a die, a der, a des

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 gets de communication a de developpement en afrique.*.