Perhaps you should try some spelling variations:
die developpement » de developpement, le developpement, du developpement
4.2 communication » 4.2 communications, 3.2 communication, 4.1 communication
technology usage » technology use, technology age, technology users
developpement il » developpement de, developpement et, developpement du
usage inflation » wage inflation, age inflation, usage information
inflation rates » inflation rate
communication 3 » communication _, communication a
rates rules » rate rules, gats rules, rates rates
il afrique » l afrique, en afrique
rules 4.2 » rules 3.2, rules 4.3
3 die » 2 die, _ die

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

• Adding a wildcard symbol may retrieve word variants: technology usage inflation rates rules 4.2 communication 3 die developpement il afrique.*.