Perhaps you should try some spelling variations:
active communication » reactive communication, proactive communication, actions communication
communication modes » communication model, communication des, communication media
information media » information model, information models, information modeling
urban development » human development
technologies 4 » technologies _
4 information » 2 information, 1 information
modes urban » modern urban, notes urban
3.2 active » 3.3 active, 2.2 active, 3.1 active

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

• Adding a wildcard symbol may retrieve word variants: technologies 4 information media 3.2 active communication modes urban development _ afrique.*.