Perhaps you should try some spelling variations:
oral communication » personal communication
technologies new » technologies _, technologies 4, technologies 2
information need » information needs, information needed, information speed
new information » 2 information
bank afrique » en afrique, bank africa, bank african
networks a » networks 1
need de » need le, need fide, need one
de oral » de otras, new oral

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

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