Perhaps you should try some spelling variations:
leur developpement » le developpement, deux developpements, de developpement
information wants » information war, information what, information when
6.2 communication » 3.2 communication, 2.3 communication, 2.7 communication
developpement il » developpement de, developpement et, developpement du
wants role » banks role, parts role, wants more
costs leur » costs clear
il afrique » l afrique, en afrique
role 6.2 » role 1.2, role 6.4, role 1.1

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

• Adding a wildcard symbol may retrieve word variants: technology _ information wants role 6.2 communication costs leur developpement il afrique.*.