Perhaps you should try some spelling variations:
information content » information contents, information centers, information centre
case communication » based communication, scale communication, face communication
communication 3.3 » communication _, communication a, communication 1
technologies daf » technologies dans, technologies a, technologies de
daf information » f information, math information, 2 information
3 developing » 3 development
developing e » developing _, developing a, developing east
content 2.1 » contents 2.1, context 2.1, content 2.3
e afrique » en afrique, l afrique, de l'afrique
2.1 case » 3.1 case, 4.1 case
3.3 3 » 3.3 3d, 3.3 _, 3.3 a

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

• Adding a wildcard symbol may retrieve word variants: technologies daf information content 2.1 case communication 3.3 3 developing e afrique.*.