Perhaps you should try some spelling variations:
2.1 communication » 2.14 communication, 2.3 communication, 2.7 communication
technologie does » technologien des, technologie de, technologie der
inflation rates » inflation rate
developpement l » developpement il, developpement la, developpement de
does inflation » der inflation, die inflation, core inflation
rates case » rates cape, states case, rates east
l afrique » en afrique
case 2.1 » cases 2.1, case 4.1, case 2.3

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

• Adding a wildcard symbol may retrieve word variants: technologie does inflation rates case 2.1 communication costs _ developpement l afrique.*.