Perhaps you should try some spelling variations:
communication modes » communication costs, communication media, communication methods
technologies care » technologies create, technologies a, technologies any
care information » more information, can information, change information
information rate » information age, information case, information matter
development a » development _, development bank, development banks
rate does » trade does, care does

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

• Performing a fuzzy search may retrieve terms with similar spellings: technologies care information rate does mobile communication modes _ development a afrique.~.
• Adding a wildcard symbol may retrieve word variants: technologies care information rate does mobile communication modes _ development a afrique.*.