Perhaps you should try some spelling variations:
des developpement » des developpements, de developpement, le developpement
4.2 communication » 4.2 communications, 3.2 communication, 4.1 communication
developpement de » developpement des, developpement durable
technology gaps » technology gap
communication 3 » communication _, communication a
gaps inflation » has inflation, grade inflation, rapid inflation
inflation wage » inflation rate, inflation target, inflation rates
de afrique » de l'afrique, en afrique, l afrique
wage rate » wage rates
rate 4.2 » rates 4.2, rate 4.3, rate 5.2
3 des » 3 der, 3 das, a des

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

• Adding a wildcard symbol may retrieve word variants: technology gaps inflation wage rate 4.2 communication 3 des developpement de afrique.*.