85.60.Z - Educational support activities
72.19.Z - Other research and experimental development on natural sciences and engineering
85.59.B - Courses and training related to acquiring knowledge, skills, and professional qualifications in non-school forms
82.99.Z - Other business support service activities not elsewhere classified
82.30.Z - Organisation of conventions and trade shows
82.19.Z - Photocopying, document preparation and other specialised office support activities
82.11.Z - Office administrative service activities
77.40.Z - Leasing of intellectual property and similar products, except copyrighted works
74.90.Z - Other professional, scientific and technical activities not elsewhere classified
73.20.Z - Market research and public opinion polling
73.11.Z - Activities of advertising agencies
72.20.Z - Research and experimental development on social sciences and humanities
58.11.Z - Publishing of books
70.22.Z - Business and other management consultancy activities
70.21.Z - Public relations and communication activities
69.10.Z - Legal activities
63.99 - Other information service activities not elsewhere classified
63.12.Z - Web portals
63.11.Z - Data processing, hosting and related activities
59.11.Z - Motion picture, video and television programme production activities
58.19.Z - Other publishing activities, except software publishing
58.14.Z - Publishing of journals and periodicals
58.13.Z - Publishing of journals and periodicals
