Perhaps you should try some spelling variations:
4.1 communication » 4 communication, 2.3 communication, 3.2 communication
case information » care information, based information, phase information
developpement du » developpement de, developpement des, developpement et
technology case » technology based, technology can, technology change
information war » information what, information wants, information when
4 developpement » de developpement, le developpement, et developpement
du afrique » en afrique, l afrique, de l'afrique
war case » dar case, war cash, war causes
case 4.1 » case 4.2, case 1
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 case information war case 4.1 communication costs 4 developpement du afrique.*.