Perhaps you should try some spelling variations:
2.3 communication » 3.2 communication, de communication, 4 communication
developpement l » developpement il, developpement la, developpement de
technology 4ir » technology 4, technology 4.1, technology 4.2
inflation wage » inflation rate, inflation target, inflation rates
4ir inflation » der inflation, die inflation, aid inflation
wage rate » wage rates
l afrique » en afrique
rate 2.3 » rates 2.3, rate 2.4, rate 4.3

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

• Adding a wildcard symbol may retrieve word variants: technology 4ir inflation wage rate 2.3 communication costs _ developpement l afrique.*.