Perhaps you should try some spelling variations:
technology leaders » technology readiness, technology trade, technology users
3.2 communication » 3 communication, 2.3 communication, de communication
4.2 developpement » 4.2 development, de developpement, le developpement
developpement en » developpement et, developpement des, developpement de
leaders section » leadership section, leaders decision, borders section
section pure » section part, section 1re, section ire
pure water » pore water, use water, future water
water 3.2 » water 3.3, water 2.2, water 7.2

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

• Adding a wildcard symbol may retrieve word variants: technology leaders section pure water 3.2 communication costs 4.2 developpement en afrique.*.