Perhaps you should try some spelling variations:
downward communication » towards communication, aware communication, hazard communication
information content » information contents, information centers, information centre
communication 5.5 » communication 3.3, communication 2.4, communication 3.2
14.7 downward » 2.5 downward, 5.4 downward
2d developing » 2 developing, 20 developing, 24 developing
content 14.7 » content 4.7, context 14.3, content 4.2
developing l » developing l2, developing _, developing a
l afrique » en afrique
5.5 2d » 3.5 2d, 8.5 2d, 9.5 2d

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

• Adding a wildcard symbol may retrieve word variants: technologies _ information content 14.7 downward communication 5.5 2d developing l afrique.*.