74.99.Z - All other professional, scientific and technical activities n.e.c.
47.91.Z - Intermediation service activities for non-specialised retail sale
58.11.Z - Publishing of books
58.13.Z - Publishing of journals and periodicals
72.10.Z - Research and experimental development on natural sciences and engineering
72.20.Z - Research and experimental development on social sciences and humanities
74.30.Z - Translation and interpretation activities
82.10.Z - Office administrative and support activities
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
85.69.Z - Educational support activities n.e.c.
90.20.C - Other activities related to the staging of artistic performances
