Perhaps you should try some spelling variations:
information networks » information needs
oral communication » personal communication
communication des » communication modes, communication design, communication data
urban development » human development
networks de » networks deep, networks _, networks 1
des urban » des urbanen, uses urban, urs urban
a afrique » l afrique, en afrique
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 _ information networks de oral communication des urban development a afrique.*.