Perhaps you should try some spelling variations:
communication protocols » communication processes, communication practices
brief communication » chief communication, crisis communication, de communication
development en » developpement en, development menu, development eco
information a » information age, information about
5 development » 2 development, 3 development, 3.1 development
technology 2 » technology _, technology 1, technology 3
protocols 5 » protocols _, protocol _, protocol 3
2.1 brief » 2 brief
a 2.1 » b 2.1, _ 2.1, a 4.1

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

• Adding a wildcard symbol may retrieve word variants: technology 2 information a 2.1 brief communication protocols 5 development en afrique.*.