Perhaps you should try some spelling variations:
communication model » communication media
4.1 integrating » 4.12 integrating, 4.2 integrating, 4.3 integrating
technology 4.1 » technology 3.1, technology 2.1, technology 1
development et » development east, developpement et, development eco
integrating a » integrating _, integrating human
et afrique » en afrique, l afrique
model 2 » model 1, model 2.2, model 2.1

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

• Adding a wildcard symbol may retrieve word variants: technology 4.1 integrating a _ mobile communication model 2 development et afrique.*.