Perhaps you should try some spelling variations:
communication protocol » communication protocols, communication practices, communication policy
de communication » mobile communication, online communication
3.1 development » 2 development
4 information » 2 information, 1 information
information b » information 2, information 1, information bank
technology 4 » technology _, technology 1, technology 3
protocol 3.1 » protocol 3.3, protocol 3.2, protocol 3.4
2.2 de » 2.2 die, 2.2 der, 2.2 des
b 2.2 » _ 2.2, b 2.1

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

• Adding a wildcard symbol may retrieve word variants: technology 4 information b 2.2 de communication protocol 3.1 development latin afrique.*.