Perhaps you should try some spelling variations:
verbal communication » nonverbal communication, virtual communication, oral communication
technologies 2.1 » technologies _, technologies 4, technologies a
information case » information based, information can, information costs
2.1 information » 3.1 information
4 development » 2 development, 4 developing
development 2 » development 1, development 2.1, development 2.3
n verbal » _ verbal, 3 verbal, a verbal
2 access » 3 access
costs 4 » costs _, costs a, costs 4.2
case n » case 1, case 2, case 3

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 case n verbal communication costs 4 development 2 access.*.