Perhaps you should try some spelling variations:
formulation where » formulation over, formulation des, calculation where
technologies ret » technologies _, technologies 4, technologies 2
de communication » mobile communication, online communication
b1 developpement » de developpement, le developpement, et developpement
ret formulation » et formulation, re formulation, from formulation
communication 3 » communication _, communication a
developpement l » developpement il, developpement la, developpement de
l afrique » en afrique
where do » where _
do de » do we, dx de
3 b1 » 3 1, 3 b, 3 21

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

• Adding a wildcard symbol may retrieve word variants: technologies ret formulation where do de communication 3 b1 developpement l afrique.*.