Perhaps you should try some spelling variations:
debates communication » related communication, debt communication, mediated communication
communication cross » communication costs
technologies 4 » technologies _
2.2 developing » 3.2 developing, 3.3 developing, 2.2 development
4 information » 2 information, 1 information
contents 4 » contents 1, contents _, contents i
4 debates » _ debates, 1 debates, 4 debats
cross 2.2 » loss 2.2

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 4 debates communication cross 2.2 developing _ africa.*.