Perhaps you should try some spelling variations:
technologies based » technologies used, technology based, technologies a
data communication » data communications
based formulation » basic formulation, case formulation, based simulation
formulation where » formulation over, formulation des, calculation where
developpement de » developpement des, developpement durable
communication 3 » communication _, communication a
d developpement » de developpement, du developpement, le developpement
where do » where _
do data » eo data, go data, geo data

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

• Adding a wildcard symbol may retrieve word variants: technologies based formulation where do data communication 3 d developpement de l'afrique.*.