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
de developpement » sme development
developpement en » developpement et, developpement des, developpement de
technology math » technology paths, technology mit, technology make
when from » wen from, women from, wheat from
from 2.3 » from 2003, from 20, from 25
costs de » costs _, costs 4, costs a

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 de developpement en afrique.*.