Perhaps you should try some spelling variations:
6.2 communication » 3.2 communication, 2.3 communication, 2.7 communication
technology debts » technology debate, technology data, technology dlt
le developpement » de developpement, sme development
debts inflation » der inflation, does inflation, debt deflation
developpement l » developpement il, developpement la, developpement de
inflation case » inflation causes, inflation rate, inflation can
case case » base case, case based, use case
l afrique » en 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 debts inflation case case 6.2 communication costs le developpement l afrique.*.