Perhaps you should try some spelling variations:
communication skills » communication services, communication systems
technologies based » technologies used, technology based, technologies a
based information » basic information, based innovation, land information
de developpements » des developpements, de developpement, deux developpements
developpements en » developpement en, developpement et, developpements de
de communication » mobile communication, online communication
information 1.2 » information 1.5.2, information 2
skills de » skills do, skills _, skills a
1.2 des » 1.2 das, 1.2 der, 2.2 des
des de » des dem, des der, des des

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

• Adding a wildcard symbol may retrieve word variants: technologies based information 1.2 des de communication skills de developpements en afrique.*.