Perhaps you should try some spelling variations:
communication skills » communication services, communication systems
vote communication » voice communication, ante communication, remote communication
do developpement » de developpement, du developpement, le developpement
developpement en » developpement et, developpement des, developpement de
technologies a » technologies _, technologies 4, technologies 2
a formulation » la formulation, _ formulation, 3 formulation
dorfes vote » does vote
skills do » skills how, skills _, skills a

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

• Adding a wildcard symbol may retrieve word variants: technologies a formulation _ dorfes vote communication skills do developpement en afrique.*.