Perhaps you should try some spelling variations:
communication skills » communication services, communication systems
information 4.3.3 » information 3.3, information 4.2, information 1.5.2
can developpement » au developpement, en developpement, can development
developpement de » developpement des, developpement durable
technologies 1 » technologies _, technologies 4, technologies 2
4.3.3 does » 4.6.3 does, 14.3.1 does, 19.3.3 does
skills can » skills gap, skills a, skills human

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

• Adding a wildcard symbol may retrieve word variants: technologies 1 information 4.3.3 does _ communication skills can developpement de l'afrique.*.