Perhaps you should try some spelling variations:
communication model » communication media
good communication » world communication, ihrd communication, based communication
led developpement » le developpement, leur developpement, de developpement
developpement en » developpement et, developpement des, developpement de
technologies 2 » technologies _, technologies 4
model led » model land, model law, model listed
das good » das gold, does good, das geld
3.2 das » 1.2 das, 3.2 data

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information 3.2 das good communication model led developpement en afrique.*.