Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
cell communications » cell communication, health communications, rural communications
technologie im » technologien im, technologien am, technologie c
im information » crm information, stm information, 2 information
1.4 developing » 12.4 developing, 1.3 developing, 14 developing
developing ai » developing a, developing av, developing asia
contents 2.1 » contents 12.1, contexts 2.1, contents 3.1
costs 1.4 » costs 11.4, costs 12.4, costs 4.4
ai africa » ii africa, can africa, 1 africa
2.1 cell » 2.1 call, 2.1 well, 4.1 cell

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

• Adding a wildcard symbol may retrieve word variants: technologie im information contents 2.1 cell communications costs 1.4 developing ai africa.*.