Perhaps you should try some spelling variations:
secure communication » remote communication, science communication, mobile communication
technologies aids » technologies varies, technologies a, technologies de
information 1990s » information 1995, information 1999, information 1.9
aids information » chandos information, series information
smes development » sme development, sms development, pme's development
communication 3 » communication _, communication a
3.2 secure » 3.8 secure, 32 secure, 8.2 secure
1990s 3.2 » 1990s 2.1, 1990s 2.3
1 afrique » l afrique, en afrique, 1 enrique
3 smes » _ smes, 3 sme, 8 smes

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

• Adding a wildcard symbol may retrieve word variants: technologies aids information 1990s 3.2 secure communication 3 smes development 1 afrique.*.