Perhaps you should try some spelling variations:
clean development » human development, urban development
technologies any » technologies dans, technologies a, technologies art
information need » information needs, information needed, information speed
any information » ary information, key information, pay information
de mobile » die mobile, e mobile, does mobile
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 any information need de mobile communication media clean development _ afrique.~.
• Adding a wildcard symbol may retrieve word variants: technologies any information need de mobile communication media clean development _ afrique.*.