Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
5.2 communications » 4.2 communications, 5.2 communication, 3.2 communication
price information » private information, price inflation
information rates » information states, information ratio, information rules
technology price » technology rich, technology voice, technology service
development li » development lid, development lie, development lin
rates case » rates cape, states case, rates east
li afrique » l afrique, en afrique
case 5.2 » case 4.2, case 3.2, case 2

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

• Adding a wildcard symbol may retrieve word variants: technology price information rates case 5.2 communications costs _ development li afrique.*.