82.99.B - Support activities for business operations not classified elsewhere
62.20.B - Other activities related to it consulting and it asset management
70.20.Z - Business and other management consultancy activities
72.20.Z - Research and experimental development on social sciences and humanities
74.99.Z - All other professional, scientific and technical activities n.e.c.
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
85.69.Z - Educational support activities n.e.c.
