Perhaps you should try some spelling variations:
information please » information preface, information case, information learned
oral communication » personal communication
technologies 2 » technologies _, technologies 4
please known » case known, less known, lesser known
4 developing » 3 developing
developing 2 » developing _, developing a, developing e
2 access » 3 access
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information please known oral communication costs 4 developing 2 access.*.