Perhaps you should try some spelling variations:
downward communication » towards communication, aware communication, hazard communication
information control » information centre, information content, information contents
technologies 2 » technologies _, technologies 4
model downward » model toward
control model » control models, control mode, control del
3 developing » 3 development
developing l » developing l2, developing _, developing a
l afrique » en afrique

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information control model downward communication _ 3 developing l afrique.*.