Perhaps you should try some spelling variations:
2.3 communication » 3.2 communication, de communication, 4 communication
math information » catch information, much information, health information
information when » information what, information war, information wants
developpement de » developpement des, developpement durable
technology math » technology paths, technology mit, technology make
4 developpement » de developpement, le developpement, et developpement
de afrique » de l'afrique, en afrique, l afrique
when from » wen from, women from, wheat from
from 2.3 » from 2003, from 20, from 25
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 math information when from 2.3 communication costs 4 developpement de afrique.*.