Perhaps you should try some spelling variations:
1.1 communication » 4.1 communication, 1.3 communication, 1.4 communication
tradition change » transition change, transition changes, tradition chapter
developpement du » developpement de, developpement des, developpement et
a developpement » au developpement, de developpement, le developpement
technology 3 » technology _, technology 1, technology 4
3 tradition » 3 traditions, _ tradition, a tradition
program 1.1 » program 12.1, program 2.1, program 4.1
du afrique » en afrique, l afrique, de l'afrique
costs a » costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technology 3 tradition change program 1.1 communication costs a developpement du afrique.*.