Perhaps you should try some spelling variations:
information century » information centers, information centre, information center
technologies past » technologies part, technologies pt, technologies art
2.3 communication » 3.2 communication, de communication, 4 communication
des developpement » des developpements, de developpement, le developpement
past information » plant information, cost information, ist information
developpement et » developpement des, developpement de, development east
century case » century a
et afrique » en afrique, l afrique
case 2.3 » case 3, case 4.1, case 4.2

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

• Adding a wildcard symbol may retrieve word variants: technologies past information century case 2.3 communication _ des developpement et afrique.*.