Perhaps you should try some spelling variations:
technologies volume » technology volume, technologies policies
volume information » house information, some information, valuable information
oral communication » personal communication
information need » information needs, information needed, information speed
development case » development china
need de » need le, need fide, need one
de oral » de otras, new oral
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: technologies volume information need de oral communication costs a development case afrique.*.