Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
3.1 communications » 3.1 communication, 4.1 communication, 1.1 communication
et developpement » de developpement, le developpement, test development
developpement de » developpement des, developpement durable
technology hard » technology has, technology have, technology hydro
inflation wages » inflation rates, inflation taxes, inflation targets
hard inflation » aid inflation, has inflation, hybrid inflation
wages race » wages trade, wage rate, wages case
de afrique » de l'afrique, en afrique, l afrique
race 3.1 » rice 3.1, race 3.7, space 3.1
costs et » 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 hard inflation wages race 3.1 communications costs et developpement de afrique.*.