Perhaps you should try some spelling variations:
downward communication » towards communication, aware communication, hazard communication
communication 8.5 » communication 5.5, communication 7.5, communication 8.2
technologies 4 » technologies _
4 information » 2 information, 1 information
2d developing » 2 developing, 20 developing, 24 developing
contents 2.5 » contents 2.1, contents 2.3, contents 5.2.5
2.5 downward » 5.4 downward, 14.7 downward, _ downward
developing l » developing l2, developing _, developing a
l afrique » en afrique
8.5 2d » 3.5 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 4 information contents 2.5 downward communication 8.5 2d developing l afrique.*.