Perhaps you should try some spelling variations:
communications protocol » communications protocols, communication protocol, communication protocols
china's communications » china communications, china communication, crisis communications
development law » development latin, development 1
4a information » a information, via information, lca information
information 12 » information 1.2, information 2, information 1
technology 4a » technology 4, technology a, technology 4.1
i development » ii development, 2 development, 3 development
5.2 china's » 3.2 china's, 1.2 china's, 1.3 china's
law afrique » l afrique
protocol i » protocol _, protocol 3, protocol 1
12 5.2 » 12 15.2, 12 5.6, 17 5.2

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

• Adding a wildcard symbol may retrieve word variants: technology 4a information 12 5.2 china's communications protocol i development law afrique.*.