Perhaps you should try some spelling variations:
technologies vision » technologies video, technology vision, technologies diffusion
vision formulation » question formulation, basic formulation, chain formulation
trade developement » trade development, trade developments, trades development
formulation where » formulation over, formulation des, calculation where
communication 3 » communication _, communication a
developement l » developement _, developpement il, developpement la
where does » where do
l afrique » en afrique
3 trade » 1 trade, 4 trade, 2 trade

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

• Adding a wildcard symbol may retrieve word variants: technologies vision formulation where does _ communication 3 trade developement l afrique.*.