88.10.Z - Social work activities without accommodation for older persons or persons with disabilities
70.21.Z - Public relations and communication activities
72.19.Z - Other research and experimental development on natural sciences and engineering
72.20.Z - Research and experimental development on social sciences and humanities
73.11.Z - Activities of advertising agencies
73.20.Z - Market research and public opinion polling
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
85.60.Z - Educational support activities
86.90.E - Other human health activities not elsewhere classified