Perhaps you should try some spelling variations:
communication cost » communication costs, communications costs, communication mode
development among » development banking, development agency, development agenda
some development » sme development, site development, code development
information age » information gaps, information laws, information _
technologies a » technologies _
a information » _ information, land information, award information

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 age de _ communication cost some development among afrique.~.
• Adding a wildcard symbol may retrieve word variants: technologies a information age de _ communication cost some development among afrique.*.