Perhaps you should try some spelling variations:
6.2 communication » 3.2 communication, 2.3 communication, 2.7 communication
technology price » technology rich, technology voice, technology service
4 developpement » de developpement, le developpement, et developpement
inflation als » inflation a, inflation auf, inflation rates
des afrique » en afrique, de l'afrique
als case » als care, goals case, sales case
case 6.2 » case 6.12, case f6.2, case 4.2
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 price inflation als case 6.2 communication costs 4 developpement des afrique.*.