Perhaps you should try some spelling variations:
oral communication » personal communication
development 1.3 » development 15.3, development 10.3, development 12.3
technologies 2 » technologies _, technologies 4
3 development » 2 development
preface here » preface level, preface part, preface how
1.3 access » 1.1 access, 5.3 access, 1.2 access
costs 3 » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information preface here oral communication costs 3 development 1.3 access.*.