Perhaps you should try some spelling variations:
technologies basic » technologies based, technologies bit, technologies big
basic formulation » basic population, bayesian formulation, policy formulation
d2 developpement » de developpement, du developpement, le developpement
developpement en » developpement et, developpement des, developpement de
3 communication » 4 communication, de communication, data communication
communication r » communication 3, communication 1, communication 2
formulation de » formulation des, formulacion de, formulation du
de does » der does, do does, one does
does 3 » does _, does a, does e
r d2 » r d, r r2

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

• Adding a wildcard symbol may retrieve word variants: technologies basic formulation de does 3 communication r d2 developpement en afrique.*.