Perhaps you should try some spelling variations:
coverage developing » governance developing, poverty developing, commerce developing
information 2.3.3 » information 4.3.3, information 2.3.2, information 3.3.3
14 communication » 1.4 communication, 14 communications, 4 communication
technologies 2 » technologies _, technologies 4
developing l2 » developing _, developing a, developing e
l2 afrique » l afrique, en afrique
2.3.3 des » 2.3.3 der, 2.3.3 das, 2.3.1 des
des 14 » des 19, des 18, des 17

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information 2.3.3 des 14 communication media coverage developing l2 afrique.*.