Perhaps you should try some spelling variations:
3.2 communication » 3 communication, 2.3 communication, de communication
developpement de » developpement des, developpement durable
a developpement » au developpement, de developpement, le developpement
based election » based selection, based detection, based reflections
time water » time warner, mine water, like water
de afrique » de l'afrique, en afrique, l afrique
water 3.2 » water 3.3, water 2.2, water 7.2
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 based election time water 3.2 communication costs a developpement de afrique.*.