Perhaps you should try some spelling variations:
u.s communications » 3.1 communications, les communications, nps communications
leur developpement » le developpement, deux developpements, de developpement
technologies daf » technologies dans, technologies a, technologies de
information part » information pt, information portal, information portals
developpement en » developpement et, developpement des, developpement de
daf information » f information, math information, 2 information
part des » art des, partir des, partie des
des u.s » des us, der u.s

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

• Adding a wildcard symbol may retrieve word variants: technologies daf information part des u.s communications _ leur developpement en afrique.*.