Perhaps you should try some spelling variations:
6.12 communication » 6.2 communication, 6.1.3 communication, 3.2 communication
technology stable » technology state, technology scale, technology enabled
stable inflation » grade inflation
le developpement » de developpement, sme development
developpement en » developpement et, developpement des, developpement de
inflation ages » inflation rates, inflation taxes, inflation als
ages case » wages case, age case, cases case
case 6.12 » care 6.12, case 6.1, case 6.13
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 stable inflation ages case 6.12 communication costs le developpement en afrique.*.