Perhaps you should try some spelling variations:
oral communication » personal communication
technologies 2.1 » technologies _, technologies 4, technologies a
information case » information based, information can, information costs
2.1 information » 3.1 information
developing 2 » developing _, developing a, developing e
2 access » 3 access
case n » case 1, case 2, case 3
n oral » _ oral, 2 oral, 4 oral

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 n oral communication costs _ developing 2 access.*.