Perhaps you should try some spelling variations:
open developpement » open development, en developpement, de developpement
debt communication » de communication, et communication, get communication
technologies aids » technologies varies, technologies a, technologies de
information costs » information contents, information centers, information content
aids information » chandos information, series information
developpement en » developpement et, developpement des, developpement de
communication 4 » communication _, communication a, communication 3
costs down » costs how
down debt » down debate, down de, loan debt
4 open » 14 open, 2 open, 3 open

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

• Adding a wildcard symbol may retrieve word variants: technologies aids information costs down debt communication 4 open developpement en afrique.*.