Perhaps you should try some spelling variations:
information content » information contents, information centers, information centre
oral communication » personal communication
2.1.3 development » b2.1.3 development, 6.1.3 development, 7.1.3 development
development 3.1 » development 1
technologies 2 » technologies _, technologies 4
costs 2.1.3 » costs 1.1.3, costs 2.5.3, costs 5.1.3
3.1 access » 1.1 access, 3.2 access, 3.6 access
content 4 » content _, content 1, content 3
4 oral » _ oral, 2 oral

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information content 4 oral communication costs 2.1.3 development 3.1 access.*.