Perhaps you should try some spelling variations:
oral communication » personal communication
technologies 4 » technologies _
2.3 developing » 3.3 developing, 2.2 developing, 1.3 developing
4 information » 2 information, 1 information
developing em » developing e, developing eq, developing amp
contents key » contents je, contents head, contents lead
costs 2.3 » costs 4.2, costs 4.4
em africa » 1 africa
key oral » key brac, why oral

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

• Adding a wildcard symbol may retrieve word variants: technologies 4 information contents key oral communication costs 2.3 developing em africa.*.