Perhaps you should try some spelling variations:
trade developement » trade development, trade developments, trades development
5.4 communication » de communication, data communication
technologies co » technologies _, technologies 4, technologies 2
developement de » developpement de, developpement des, developpements de
co formulation » _ formulation, 3 formulation, 2 formulation
formulation de » formulation des, formulacion de, formulation du
de afrique » de l'afrique, en afrique, l afrique
does 5.4 » does 4.8
de does » der does, do does, one does

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

• Adding a wildcard symbol may retrieve word variants: technologies co formulation de does 5.4 communication _ trade developement de afrique.*.