Perhaps you should try some spelling variations:
4.1 communication » 4 communication, 2.3 communication, 3.2 communication
developpement du » developpement de, developpement des, developpement et
chapter program » computer program, master program, center program
4 developpement » de developpement, le developpement, et developpement
program 4.1 » programs 4.1, program 2.1, program 1
du afrique » en afrique, l afrique, de l'afrique
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technology _ traditions chapter program 4.1 communication costs 4 developpement du afrique.*.