Perhaps you should try some spelling variations:
communication cross » communication costs
time communication » de communication, mobile communication, online communication
vor developpement » ou developpement, leur developpement, de developpement
developpement en » developpement et, developpement des, developpement de
technologies 2 » technologies _, technologies 4
formation age » information age, formation stage, formation aux
2 formation » 1 formation, 1.2 formation, 2 formulation
cross vor » cross over
age five » wane five, a five, aid five

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 formation age five time communication cross vor developpement en afrique.*.