Perhaps you should try some spelling variations:
6.2 communication » 3.2 communication, 2.3 communication, 2.7 communication
le developpement » de developpement, sme development
technology area » technology arena, technology array, technology age
area inflation » great inflation, core inflation, der inflation
des afrique » en afrique, de l'afrique
case 6.2 » case 6.12, case f6.2, case 4.2
costs le » 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 area inflation _ case 6.2 communication costs le developpement des afrique.*.