Perhaps you should try some spelling variations:
communication medium » communication mediums, communication media, communications media
co transformations » cox transformations, code transformations, now transformations
developpement 11.2 » developpement 1.4, development 1.2, development 10.2
transformations 3 » transformations _, transformations 1, transformations 4
technologies co » technologies _, technologies 4, technologies 2
11.2 african » 15.2 african, 4.1.2 african, 1.1 african
4 risk » 3 risk

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

• Adding a wildcard symbol may retrieve word variants: technologies co transformations 3 4 risk communication medium _ developpement 11.2 african.*.