Perhaps you should try some spelling variations:
communication cost » communication costs, communication costa, communications costs
et communication » et communicatione, get communication, debt communication
technologies a » technologies _, technologies 4, technologies 2
development ai » development aid, development api, development a
a information » 2 information, 1 information
contents 3 » contents 1, contents _, contents i
ai africa » ii africa, can africa, 1 africa
cost 2 » cost 12, cost _, cost 4
3 et » 13 et, 3 fet, 3 set

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

• Adding a wildcard symbol may retrieve word variants: technologies a information contents 3 et communication cost 2 development ai africa.*.