Perhaps you should try some spelling variations:
der developpement » de developpement, des developpements, leur developpement
formulation over » formation over, formulation model, formulation where
ai communication » ii communication, i communication, de communication
developpement et » developpement des, developpement de, development east
et afrique » en afrique, l afrique
over do » over de, ever do, over die
do ai » do aid, do a
a der » _ der, 2 der, 3 der

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

• Adding a wildcard symbol may retrieve word variants: technologies _ formulation over do ai communication a der developpement et afrique.*.