Perhaps you should try some spelling variations:
communication modes » communication model, communication des, communication media
development actors » development sector, development action, development history
urban development » human development
technologies de » technologies _, technologies 4, technologies 2
de information » die information, de informacion, e information
modes urban » modern urban, notes urban
gap d » gap _, gap 4, gap a

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

• Adding a wildcard symbol may retrieve word variants: technologies de information gap d _ communication modes urban development actors afrique.*.