Perhaps you should try some spelling variations:
water communication » master communication, matter communication, layer communication
information data » information d820, information database, information databases
l developpement » le developpement, de developpement, et developpement
developpement l » developpement il, developpement la, developpement de
2.3 water » 3.3 water, 5.3 water, 2.1 water
l afrique » en afrique
data 2.3 » data 2.2
a l » a la

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

• Adding a wildcard symbol may retrieve word variants: technologies _ information data 2.3 water communication a l developpement l afrique.*.