Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
et communications » et communication, et communicatione, 10 communications
technologies 2.1 » technologies _, technologies 4, technologies a
2.1 information » 3.1 information
20 developing » 2 developing, 10 developing, 24 developing
developing ai » developing a, developing av, developing asia
ai africa » ii africa, can africa, 1 africa
costs 20 » costs 60, costs 2.3, costs 2.1

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

• Adding a wildcard symbol may retrieve word variants: technologies 2.1 information contents _ et communications costs 20 developing ai africa.*.