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
9.4 development » 2.4 development, 3.1 development, 2.3 development
development 1.3 » development 15.3, development 10.3, development 12.3
1.3 access » 1.1 access, 5.3 access, 1.2 access
costs 9.4 » costs 4.4, costs 6.4, costs 2.4
2 verbal » _ verbal, 3 verbal, a verbal
case 2 » case 1

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 2 verbal communication costs 9.4 development 1.3 access.*.