Perhaps you should try some spelling variations:
der developpement » de developpement, des developpements, leur developpement
4 transformation » 1 transformation, die transformation, der transformation
transformation a » transformation _
developpement de » developpement des, developpement durable
technologies 4 » technologies _
de african » do african, de africa, me african
3.5 risk » 2.5 risk
a 3.5 » a 3.2, a 3.3, a 3.1
systems » system

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

• Adding a wildcard symbol may retrieve word variants: technologies 4 transformation a 3.5 risk communication systems der developpement de african.*.