Perhaps you should try some spelling variations:
oral communication » personal communication
information need » information needs, information needed, information speed
technologies 2 » technologies _, technologies 4
de development » e development, ce development, de developpement
development li » development lid, development lie, development lin
li afrique » l afrique, en afrique
need new » need one, led new, need le
new oral » new moral, knew moral, new rural
costs de » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information need new oral communication costs de development li afrique.*.