Perhaps you should try some spelling variations:
technology valuable » technology volume, technology evaluation
2.3 communication » 3.2 communication, de communication, 4 communication
information when » information what, information war, information wants
4 developpement » de developpement, le developpement, et developpement
developpement l » developpement il, developpement la, developpement de
l afrique » en afrique
when cap » when can, when coal, when a
cap 2.3 » gap 2.3, cap 2.4, map 2.3
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 valuable information when cap 2.3 communication costs 4 developpement l afrique.*.