Perhaps you should try some spelling variations:
optical communications » optic communication, political communication, digital communications
communications skills » communication skills, communications series, communications services
au developpement » du developpement, de developpement, le developpement
developpement de » developpement des, developpement durable
technologies 1 » technologies _, technologies 4, technologies 2
information pt » information part, information 1, information 1.2
10 optical » 10 optimal, 12 optical, 14 optical
skills au » skills a, skills gap, skills can
de africa » does africa, de america, use africa
pt 10 » pt 1

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

• Adding a wildcard symbol may retrieve word variants: technologies 1 information pt 10 optical communications skills au developpement de africa.*.