Perhaps you should try some spelling variations:
mutual communication » cultural communication, virtual communication, natural communication
information speed » information sheet, information needed, information needs
technologies daf » technologies dans, technologies a, technologies de
daf information » f information, math information, 2 information
development use » development using, development under, development unit
le development » e development, ce development, le developpement
10.1 mutual » 11.1 mutual, 10.4.1 mutual, 2.1 mutual
speed 10.1 » speed 2.1, speed 7.1

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

• Adding a wildcard symbol may retrieve word variants: technologies daf information speed 10.1 mutual communication _ le development use africa.*.