Perhaps you should try some spelling variations:
mobile communications » mobile communication
communications costs » communication costs, communications _
information 4.3.3 » information 3.3, information 4.2, information 1.5.2
4.1 developing » 3.1 developing, 4 developing, 3.3 developing
technologie 1 » technologies 1, technologien 1, technologie c
developing eu » developing e, developing eq, developing egg
costs 4.1 » costs 4.2, costs 4.4, costs 4.3
eu across » 19 across
3 mobile » _ mobile, a mobile, 2 mobile
4.3.3 3 » 4.3.3 l3, 4.3.3 _, 4.3.3 a

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

• Adding a wildcard symbol may retrieve word variants: technologie 1 information 4.3.3 3 mobile communications costs 4.1 developing eu across.*.