Perhaps you should try some spelling variations:
communication series » communication services, communication systems, communication skills
oral communication » personal communication
un developpement » en developpement, de developpement, le developpement
developpement en » developpement et, developpement des, developpement de
technologies 4 » technologies _
4 information » 2 information, 1 information
series un » series unit, series ann, series ein
new oral » new moral, knew moral, new rural

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

• Adding a wildcard symbol may retrieve word variants: technologies 4 information 3.2 new oral communication series un developpement en afrique.*.