Perhaps you should try some spelling variations:
optical communication » optical communications, optic communication, political communication
communication skills » communication services, communication systems
le developpement » de developpement, sme development
technologies a » technologies _, technologies 4, technologies 2
a information » 2 information, 1 information
information 3 » information 2
11 optical » 12 optical, 14 optical, 1.13 optical
des africa » does africa, yes africa, de africa
skills le » skills als, skills lab, skills _
3 11 » 9 11, _ 11, 3 1

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

• Adding a wildcard symbol may retrieve word variants: technologies a information 3 11 optical communication skills le developpement des africa.*.