Perhaps you should try some spelling variations:
communication process » communication processes, communication protocols, communication practices
china communication » china communications, chief communication, china's communications
developpement en » developpement et, developpement des, developpement de
3 developpement » de developpement, le developpement, et developpement
technologies 2 » technologies _, technologies 4
information 1 » information 2, information 3, information 3.2
2.1 china » 1.1 china, 3.1 china, 4.1 china
1 2.1 » b 2.1, _ 2.1, a 2.1

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information 1 2.1 china communication process 3 developpement en afrique.*.