Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
more interaction » more interactive, node interaction, re interaction
technology more » technology moral, technology make, technology mara
developpement l » developpement il, developpement la, developpement de
political data » political death, political debate, critical data
interaction i » interaction ai, interaction ii, interaction _
i political » ii political, 2 political, 4 political
l afrique » en afrique

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

• Adding a wildcard symbol may retrieve word variants: technology more interaction i political data communications costs _ developpement l afrique.*.