Perhaps you should try some spelling variations:
optical communications » optic communication, political communication, digital communications
communications skills » communication skills, communications series, communications services
technologies can » technologies a, technologies co, technologies _
do developpement » de developpement, du developpement, le developpement
can information » von information, von informationen
information pt » information part, information 1, information 1.2
des africa » does africa, yes africa, de africa
4 optical » 14 optical, _ optical, 4 optimal
skills do » skills how, skills _, skills a
pt 4 » pt 2, pt 1, pt 3

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

• Adding a wildcard symbol may retrieve word variants: technologies can information pt 4 optical communications skills do developpement des africa.*.