Perhaps you should try some spelling variations:
communication costs » communication systems, communication efforts, communication skills
information case » information based, information age, information use
technologies a » technologies _
a information » _ information, land information, award information
costs human » lost human
case does » care does, cash does, rate 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 a information case does mobile communication costs human development _ afrique.~.
• Adding a wildcard symbol may retrieve word variants: technologies a information case does mobile communication costs human development _ afrique.*.