Perhaps you should try some spelling variations:
oral communication » personal communication
information case » information based, information can, information costs
technologies pt » technologies _, technologies 4, technologies 2
pt information » ct information, plot information, get information
60 development » 20 development, 10 development, 6.10 development
costs 60 » costs 20, costs 6.4, costs 168
3 access » 2 access
case do » case d, case d1, case d2
do oral » do rural, who oral

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

• Adding a wildcard symbol may retrieve word variants: technologies pt information case do oral communication costs 60 development 3 access.*.