Perhaps you should try some spelling variations:
communication network » communication networks, communications network, communications networks
information needed » information needs, information speed, transformation needed
oral communication » personal communication
technologies how » technologies co, technologies box, technologies allow
how information » new information, 2 information, 1 information
development en » developpement en, development menu, development eco
needed de » needed die, needed _, needed a
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 how information needed de oral communication network _ development en afrique.*.