Perhaps you should try some spelling variations:
voice communication » voice communications, mobile communication, device communication
communication 3.2 » communication 3.3, communication 3.4, communication 2
technologies daf » technologies dans, technologies a, technologies de
daf information » f information, math information, 2 information
contents 2010 » contents 01, contents 2.1, contents 1
3 developing » 3 development
developing l » developing l2, developing _, developing a
l afrique » en afrique
3.2 3 » 3.2 3d, 3.2 _, 3.2 a

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

• Adding a wildcard symbol may retrieve word variants: technologies daf information contents 2010 voice communication 3.2 3 developing l afrique.*.