Perhaps you should try some spelling variations:
set developpement » et developpement, de developpement, le developpement
connecting water » conserving water, conveying water, connecting cities
developpement de » developpement des, developpement durable
4 communication » 3 communication, 5.4 communication, de communication
communication 3 » communication _, communication a
technologies 8 » technologies _, technologies 4, technologies 2
8 connecting » _ connecting, 2 connecting, re connecting
water re » water rate, water read, water _
3 set » _ set, a set, 2 set
re 4 » rei 4, e 4, r 4

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

• Adding a wildcard symbol may retrieve word variants: technologies 8 connecting water re 4 communication 3 set developpement de l'afrique.*.