Perhaps you should try some spelling variations:
information demand » information domains, information domain, information many
developpement en » developpement et, developpement des, developpement de
demand teaching » many teaching, death teaching, demand learning
1 communication » 10 communication, 3 communication, 4 communication
4 developpement » de developpement, le developpement, et developpement
do information » 2 information, 1 information, 3 information
technology do » technology does, technology dlt, technology 1
teaching 1 » teaching _, teaching a, teaching 4
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technology do information demand teaching 1 communication costs 4 developpement en afrique.*.