74.90.Z - Other professional, scientific and technical activities not elsewhere classified
58.19.Z - Other publishing activities, except software publishing
63.99.Z - Other information service activities not elsewhere classified
72.19.Z - Other research and experimental development on natural sciences and engineering
77.40.Z - Leasing of intellectual property and similar products, except copyrighted works
82.99.Z - Other business support service activities not elsewhere classified
85.59.B - Courses and training related to acquiring knowledge, skills, and professional qualifications in non-school forms
86.90.E - Other human health activities not elsewhere classified
94.99.Z - Activities of other membership organisations n.e.c.
96.09.Z - Other personal service activities not elsewhere classified