Perhaps you should try some spelling variations:
data communication » data communications
information 2.3.1 » information 2.3.2, information 5.3.1, information 2.3.3
au developpement » du developpement, de developpement, le developpement
developpement en » developpement et, developpement des, developpement de
2.3.1 does » 2.3.1 des, 14.3.1 does, 2.3.1 die
does data » does cat
media au » medias au, media a, media ai

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

• Adding a wildcard symbol may retrieve word variants: technologies _ information 2.3.1 does data communication media au developpement en afrique.*.