Perhaps you should try some spelling variations:
verbal communication » nonverbal communication, virtual communication, oral communication
communication cost » communication costs, communication costa, communications costs
technologies 3d » technologies 3, technologie 3d, technologies 3.1
3d information » d information, nd information, od information
5.4 developing » 6.4 developing, 3.3 developing, 2.2 developing
developing av » developing a, developing ai, developing amp
contents 4.1 » contents 3.1, contexts 4.1, contents 5.1
4.1 verbal » 1.1 verbal, 4.1 verb, 7.2 verbal
av africa » v africa, iv africa, can africa
cost 5.4 » costs 5.4, cost 2.4, cost 3.4

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

• Adding a wildcard symbol may retrieve word variants: technologies 3d information contents 4.1 verbal communication cost 5.4 developing av africa.*.