73.30.B - Other activities in the field of public relations and communication
58.19.Z - Other publishing activities, except software publishing
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
85.61.Z - Intermediation service activities for courses and tutors
85.69.Z - Educational support activities n.e.c.
86.99.D - Activities in the field of other healthcare services
