Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
ae communications » face communications, wave communications, mce communications
technologies 2.1 » technologies _, technologies 4, technologies a
2.1 information » 3.1 information
1.3 developing » 3.3 developing, 13 developing, 7.3 developing
services how » services 3.3
developing a » developing _
costs 1.3 » costs 12.3, costs 14.3, costs 15.3
a africa » 1 africa, can africa, em africa
how ae » how age, how ai, how am

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 services how ae communications costs 1.3 developing a africa.*.