Perhaps you should try some spelling variations:
actors communication » actions communication, active communication, networks communication
communication 2.4 » communication 3.3, communication 4, communication _
information cost » information costs, information lost, information case
development can » development case, development co, development canada
technologies 4 » technologies _
4 information » 2 information, 1 information
k development » 2 development, 3 development, 1 development
one actors » ones factors, more actors, new actors
can africa » urban africa
cost one » coast one, cost open, just one
2.4 k » 2.4 kg, 2.4 ki, 2.4 _

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

• Adding a wildcard symbol may retrieve word variants: technologies 4 information cost one actors communication 2.4 k development can africa.*.