Perhaps you should try some spelling variations:
communication modern » communication model, communication modes, communication mode
urban development » human development
technologies do » technologies de, technologies box, technologies daf
do information » 2 information, 1 information, 3 information
development en » developpement en, development menu, development eco
gap de » gap die, cap de, gap d

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

• Performing a fuzzy search may retrieve terms with similar spellings: technologies do information gap de _ communication modern urban development en afrique.~.
• Adding a wildcard symbol may retrieve word variants: technologies do information gap de _ communication modern urban development en afrique.*.