Perhaps you should try some spelling variations:
2011 communication » 2.14 communication, 2.3 communication, 1 communication
risk interaction » ring interaction, rock interactions, ems interaction
a developpement » au developpement, de developpement, le developpement
developpement l » developpement il, developpement la, developpement de
political 2011 » politics 2011, political 1, political 2
interaction 4 » interaction _, interaction 1, interaction a
4 political » 2 political
l afrique » en afrique
costs a » costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technology risk interaction 4 political 2011 communication costs a developpement l afrique.*.