Perhaps you should try some spelling variations:
communication process » communication processes, communication protocols, communication practices
china communication » china communications, chief communication, china's communications
4a information » a information, via information, lca information
technology 4a » technology 4, technology a, technology 4.1
information a » information age, information about
4 development » 2 development, 4 developing
7.2 china » 2.2 china, 4.2 china, 7.2 china's
process 4 » process 3
a 7.2 » a 3.2, a 4.2, a 6.2

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

• Adding a wildcard symbol may retrieve word variants: technology 4a information a 7.2 china communication process 4 development latin afrique.*.