Perhaps you should try some spelling variations:
information extraction » information dedication, information collection, information protection
does developpement » de developpement, des developpements, does development
communication 13 » communication 1.3, communication 3, communication 1
developpement en » developpement et, developpement des, developpement de
3 communication » 4 communication, de communication, data communication
extraction a » extraction _, extraction 4, extraction 7
13 does » 10 does

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

• Adding a wildcard symbol may retrieve word variants: technologies _ information extraction a 3 communication 13 does developpement en afrique.*.