85.69.Z - Educational support activities n.e.c.
58.11.Z - Publishing of books
58.14.Z - Publishing of journals and periodicals
58.19.Z - Other publishing activities, except software publishing
59.20.Z - Sound recording and music publishing activities
70.21.Z - Public relations and communication activities
72.20.Z - Research and experimental development on social sciences and humanities
73.20.Z - Market research and public opinion polling
78.10.Z - Activities of employment placement agencies
78.20.Z - Temporary employment agency activities and other human resource provisions
78.30.Z - Other human resources provision
82.30.Z - Organisation of conventions and trade shows
85.59.B - Courses and training related to acquiring knowledge, skills, and professional qualifications in non-school forms
85.59.D - Other non-school forms of education, not elsewhere classified
85.60.Z - Educational support activities
