Perhaps you should try some spelling variations:
communication medium » communication mediums, communication media, communications media
cox transformations » code transformations, now transformations, box transformation
transformations 4 » transformations _, transformations 1, transformations 3
technologies cox » technologies co, technologies box, technologies can
development 2 » development 1, development 2.1, development 2.3
2 african » _ african, 1 african
6.2 risk » 2.2 risk, 4.2 risk, 3.2 risk
medium 2 » medium _, medium 7, medium a
4 6.2 » a 6.2, 2 6.2, 4 3.2

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

• Adding a wildcard symbol may retrieve word variants: technologies cox transformations 4 6.2 risk communication medium 2 development 2 african.*.