Perhaps you should try some spelling variations:
datos communication » data communication, actors communication, mass communication
communication modes » communication model, communication des, communication media
technologies pay » technologies part, technologies past, technologies a
information need » information needs, information needed, information speed
pay information » party information, key information, ary information
development en » developpement en, development menu, development eco
need de » need le, need fide, need one

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

• Performing a fuzzy search may retrieve terms with similar spellings: technologies pay information need de datos communication modes _ development en afrique.~.
• Adding a wildcard symbol may retrieve word variants: technologies pay information need de datos communication modes _ development en afrique.*.