Perhaps you should try some spelling variations:
world communication » work communication, wired communications, good communication
communication model » communication media
du developpement » de developpement, le developpement, et developpement
developpement la » developpement de, developpement et, developpement du
information a » information age, information about
la afrique » l afrique, la fabrique, en afrique
has world » has worked, wars world, eds world
model du » model due, model d, model dal
a has » _ has, 1 has, 3 has

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

• Adding a wildcard symbol may retrieve word variants: technologies _ information a has world communication model du developpement la afrique.*.