Perhaps you should try some spelling variations:
online communication » mobile communication, business communication, mobile communications
communication cost » communication costs, communication costa, communications costs
information 4.3.2 » information 4.3.3, information 2.3.2, information 3.2
2.2 developing » 3.2 developing, 3.3 developing, 2.2 development
technologie 1 » technologies 1, technologien 1, technologie c
developing e » developing _, developing a, developing east
2 online » 1 online, 3 online, 4 online
cost 2.2 » costs 2.2, cost 2.4, cost 3.2
e across » eu across, use across, esg across
4.3.2 2 » 4.3.2 _, 4.3.2 a, 4.3.2 e

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

• Adding a wildcard symbol may retrieve word variants: technologie 1 information 4.3.2 2 online communication cost 2.2 developing e across.*.