Perhaps you should try some spelling variations:
actors communication » actions communication, active communication, networks communication
communication flows » communication flow, communication from, communication factors
development model » development models, development middle
technologies 4 » technologies _
pt development » ct development, port development, post development
4 information » 2 information, 1 information
information 3 » information 2
de actors » de actor, key actors, new actors
flows pt » flows _
3 de » 3 die, 3 der, 3 des

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

• Adding a wildcard symbol may retrieve word variants: technologies 4 information 3 de actors communication flows pt development model afrique.*.