Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
technologies road » technologies a, technologies co, technologies ret
development co » development case, development china
4 development » 2 development, 4 developing
co afrique » en afrique, l afrique
flows do » flows how, flows job, flows _
do data » eo data, go data, geo data
costs 4 » costs _, costs a, costs 4.2

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

• Performing a fuzzy search may retrieve terms with similar spellings: technologies road information flows do data communications costs 4 development co afrique.~.
• Adding a wildcard symbol may retrieve word variants: technologies road information flows do data communications costs 4 development co afrique.*.