Perhaps you should try some spelling variations:
de communication » mobile communication, online communication
et developpement » de developpement, le developpement, test development
inflation rates » inflation rate
technology use » technology 1, technology 2.2, technology 3
use inflation » push inflation, und inflation, die inflation
rates spaces » places spaces, papers spaces, spaces spaces
des afrique » en afrique, de l'afrique
spaces de » espaces de, spaces _, spaces 3
a et » a set, a net, a bet

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

• Adding a wildcard symbol may retrieve word variants: technology use inflation rates spaces de communication a et developpement des afrique.*.