Perhaps you should try some spelling variations:
3.2 communication » 3 communication, 2.3 communication, de communication
technology debts » technology debate, technology data, technology dlt
debts inflation » der inflation, does inflation, debt deflation
developpement l » developpement il, developpement la, developpement de
inflation auf » inflation a, inflation rate, inflation _
l afrique » en afrique
auf case » auf das, off case
case 3.2 » case 4.2, case 3.1, case 5.2

You may be able to get more results by adjusting your search query.

• Adding a wildcard symbol may retrieve word variants: technology debts inflation auf case 3.2 communication costs _ developpement l afrique.*.