Perhaps you should try some spelling variations:
paper communications » power communication, face communications, layer communication
information 1.5.2 » information 1.2, information 2
et developpement » de developpement, le developpement, test development
developpement et » developpement des, developpement de, development east
technologies a » technologies _, technologies 4, technologies 2
a information » 2 information, 1 information
et afrique » en afrique, l afrique
1.5.2 ii » 1.2.2 ii, 1.5.2 die, 1.5.2 aim
ii paper » ii papers, _ paper

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

• Adding a wildcard symbol may retrieve word variants: technologies a information 1.5.2 ii paper communications _ et developpement et afrique.*.