Perhaps you should try some spelling variations:
communication model » communication media
national framework » nations framework, operational framework, analytical framework
era communication » la communication, a communication, era communicating
due developpement » de developpement, du developpement, le developpement
technology 1.3.1 » technology 10.3.1, technology 14.3.1, technology 6.3.1
1.3.1 national » 11.3.1 national, 16.3.1 national, 2.3.1 national
des afrique » en afrique, de l'afrique
model due » model du, model deep, model d
3 era » 3 erga, _ era, 0 era

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

• Adding a wildcard symbol may retrieve word variants: technology 1.3.1 national framework 3 era communication model due developpement des afrique.*.