Perhaps you should try some spelling variations:
technology leaders » technology readiness, technology trade, technology users
4.2 communication » 4.2 communications, 3.2 communication, 4.1 communication
developpement de » developpement des, developpement durable
leaders section » leadership section, leaders decision, borders section
a developpement » au developpement, de developpement, le developpement
section law » selection law, election law, reaction law
law rates » low rates, law rules
rates 4.2 » rates 4.5
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 leaders section law rates 4.2 communication costs a developpement de l'afrique.*.