Perhaps you should try some spelling variations:
world communication » work communication, wired communications, good communication
communication model » communication media
le developpement » de developpement, sme development
developpement en » developpement et, developpement des, developpement de
technologies 2 » technologies _, technologies 4
des world » does world, eds world, ams world
model le » model led, model law, model 1
3.2 des » 3.2 der, 3.2 das, 2.2 des

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 des world communication model le developpement en afrique.*.