Perhaps you should try some spelling variations:
communication systeme » communication systems, communication system, commusnication systems
die developpement » de developpement, le developpement, du developpement
developpement la » developpement de, developpement et, developpement du
technologies a » technologies _, technologies 4, technologies 2
formulation do » formulation de, formulation du, formulation des
a formulation » la formulation, _ formulation, 3 formulation
systeme die » systeme de, system die, systeme der
la afrique » l afrique, la fabrique, en afrique
do does » do dogs, der does, who does

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

• Adding a wildcard symbol may retrieve word variants: technologies a formulation do does _ communication systeme die developpement la afrique.*.