Perhaps you should try some spelling variations:
technologies existing » technologies listing, technologies exist, technologies boosting
existing information » eliciting information, missing information, testing information
data communication » data communications
information needs » information networks
case development » care development, based development, scale development
a afrique » l afrique, en afrique
needs de » needs men, needs one, needs _
de data » e data, wide data, de datos

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

• Performing a fuzzy search may retrieve terms with similar spellings: technologies existing information needs de data communication a case development a afrique.~.
• Adding a wildcard symbol may retrieve word variants: technologies existing information needs de data communication a case development a afrique.*.