Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
1 communications » 10 communications, 14 communications, 1 communication
contents series » movements series
ii developments » ii development, _ developments, 2 developments
developments 4 » developments _
a information » 2 information, 1 information
technology a » technology 1, technology 3, technology 4
4 afrique » l afrique, en afrique, 2014 afrique
series 1 » series _
costs ii » costs iii, costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technology a information contents series 1 communications costs ii developments 4 afrique.*.