Perhaps you should try some spelling variations:
der developpement » de developpement, des developpements, leur developpement
formulation where » formulation over, formulation des, calculation where
developpement en » developpement et, developpement des, developpement de
technologies et » technologies e, technologies art, technologies bit
et formulation » _ formulation, 3 formulation, 2 formulation
where do » where _
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 et formulation where do _ communication a der developpement en afrique.*.