62.01.Z - Computer programming activities
62.09.Z - Other information technology and computer service activities
85.60.Z - Educational support activities
85.59.B - Other out-of-school forms of education, not elsewhere classified
85.59.A - Learning of foreign languages
74.90.Z - Other professional, scientific and technical activities not elsewhere classified
73.12.D - Intermediation in the sale of the place on advertising aims in other media
73.12.C - Intermediation in the sale of the place on advertising aims in electronic media (internet)
72.20.Z - Research and experimental development on social sciences and humanities
72.19.Z - Other research and experimental development on natural sciences and engineering
71.12.Z - Engineering activities and related technical consultancy
70.22.Z - Business and other management consultancy activities
63.99.Z - Other information service activities not elsewhere classified
63.12.Z - Web portals
63.11.Z - Data processing, hosting and related activities
18.12.Z - Other printing
62.03.Z - Computer facilities management activities
62.02.Z - Computer consultancy activities
59.20.Z - Sound recording and music publishing activities
58.29.Z - Other software publishing
58.21.Z - Publishing of computer games
58.19.Z - Other publishing activities
58.13.Z - Publishing of newspapers
58.11.Z - Book publishing
32.40.Z - Manufacture of games and toys
18.20.Z - Reproduction of recorded media
18.14.Z - Binding and related services
18.13.Z - Pre-press and pre-media services