Perhaps you should try some spelling variations:
change information » chandos information, trade information
oral communication » personal communication
information back » information bank, information pack, information banks
et developpement » de developpement, le developpement, test development
developpement en » developpement et, developpement des, developpement de
communication 3 » communication _, communication a
back e » back _, back a, back 1
e oral » _ oral, 2 oral, 4 oral
3 et » 13 et, 3 fet, 3 set
technological » technologies

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

• Adding a wildcard symbol may retrieve word variants: technological change information back e oral communication 3 et developpement en afrique.*.