Perhaps you should try some spelling variations:
personal communication » interpersonal communication
information case » information based, information can, information costs
technologies 2 » technologies _, technologies 4
known personal » non personal, lohn personal, von personal
4 developing » 3 developing
developing 3 » developing _, developing a, developing e
case known » have known
3 access » 2 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 case known personal communication costs 4 developing 3 access.*.