Perhaps you should try some spelling variations:
6.13 communication » 6.1.3 communication, 2.3 communication, 4.1 communication
tools information » models information, pooled information, does information
technology tools » technology thesis
information when » information what, information war, information wants
et developpement » de developpement, le developpement, test development
developpement il » developpement de, developpement et, developpement du
il afrique » l afrique, en afrique
when case » when base, women case, when can
case 6.13 » case 6.3, case 6.1, case 6.12
costs et » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technology tools information when case 6.13 communication costs et developpement il afrique.*.