Perhaps you should try some spelling variations:
communication methods » communication networks, communication network, communications networks
urban development » human development
technologies new » technologies _, technologies a
la communication » _ communication, mass communication, oral communication
new information » _ information, energy information, chief information
development can » development bank, development band, development case

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

• Performing a fuzzy search may retrieve terms with similar spellings: technologies new information _ de la communication methods urban development can afrique.~.
• Adding a wildcard symbol may retrieve word variants: technologies new information _ de la communication methods urban development can afrique.*.