Perhaps you should try some spelling variations:
communication costs » communication systems, communication efforts, communication skills
technologies a » technologies _
a information » _ information, land information, award information
e development » _ development, a development, sme development
flows does » flows do
costs e » costs _, costs a, costa e

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 flows does mobile communication costs e development _ afrique.~.
• Adding a wildcard symbol may retrieve word variants: technologies a information flows does mobile communication costs e development _ afrique.*.