Perhaps you should try some spelling variations:
communications protocol » communications protocols, communication protocol, communication protocols
china communications » china communication, china's communications, chile communications
developpement en » developpement et, developpement des, developpement de
e developpement » de developpement, le developpement, et developpement
information 1 » information 2, information 3, information 3.2
protocol e » protocol _, protocol 3, protocol 1
3.2 china » 2.2 china, 3.1 china, 3.6 china
1 3.2 » _ 3.2, a 3.2, i 3.2

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

• Adding a wildcard symbol may retrieve word variants: technologies _ information 1 3.2 china communications protocol e developpement en afrique.*.