Perhaps you should try some spelling variations:
technology users » technology use, technology series, technology transfers
inflation target » inflation targeting, inflation rate, inflation rates
de communication » mobile communication, online communication
users inflation » users information, der inflation, does inflation
development des » development does, development desd, development ds
target while » targets whole, target file, targets where
des afrique » en afrique, de l'afrique
while de » while re, while we, while _
costs a » costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technology users inflation target while de communication costs a development des afrique.*.