Perhaps you should try some spelling variations:
technologies private » technologies create, technology private, technologies drivers
communication skills » communication services, communication systems
information need » information needs, information needed, information speed
de development » e development, ce development, de developpement
skills de » skills do, skills _, skills a
a afrique » l afrique, en afrique
need de » need le, need fide, need one

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

• Adding a wildcard symbol may retrieve word variants: technologies private information need de _ communication skills de development a afrique.*.