Perhaps you should try some spelling variations:
technologies debt » technologies new, technologies ict, technologies sector
information needs » information flows, information networks
debt information » student information, credit information, health information
communication a » communication _, communications _, communicating _
development aid » development a, development bank, development _
a development » _ development, clean development, asian development

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

• Performing a fuzzy search may retrieve terms with similar spellings: technologies debt information needs _ mobile communication a a development aid afrique.~.
• Adding a wildcard symbol may retrieve word variants: technologies debt information needs _ mobile communication a a development aid afrique.*.