Perhaps you should try some spelling variations:
technologies based » technologies used, technology based, technologies a
data communication » data communications
au developpement » du developpement, de developpement, le developpement
developpement en » developpement et, developpement des, developpement de
based insertion » base insertion, based instruction, based interaction
insertion 6.7 » insertion 6.1, insertion 6.2, insertion 6.4
die data » die daten, life data, file data
media au » medias au, media a, media ai
6.7 die » 2.7 die, 3.7 die, 4.7 die

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

• Adding a wildcard symbol may retrieve word variants: technologies based insertion 6.7 die data communication media au developpement en afrique.*.