Perhaps you should try some spelling variations:
communication series » communication services, communication systems, communication skills
1 transformation » 4 transformation, die transformation, der transformation
transformation 2 » transformation _, transformation a, transformation 1
developpement de » developpement des, developpement durable
3 developpement » de developpement, le developpement, et developpement
technologies 1 » technologies _, technologies 4, technologies 2
de african » do african, de africa, me african
12.7 risk » 12.1 risk, 12.4 risk, 2.7 risk
series 3 » series 63, series _, series 1
2 12.7 » 2 12.1, 2 12.6, 2 15.7

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

• Adding a wildcard symbol may retrieve word variants: technologies 1 transformation 2 12.7 risk communication series 3 developpement de african.*.