Classification
005 - Computer programming, programs & data
129
620 - Engineering & allied operations
42
006 - Special computer methods
35
004 - Data processing & computer science
30
621 - Applied physics
13
003 - Systems
12
410 - Linguistics
11
040 - [Unassigned]
9
401 - Philosophy & theory
6
415 - Grammar
6
300 - Social sciences
5
511 - General principles of mathematics
5
519 - Probabilities & applied mathematics
4
658 - General management
4
306 - Culture & institutions
3
149 - Other philosophical systems
2
160 - Logic
2
440 - Romance languages; French
2
518 - Numerical analysis
2
534 - Sound & related vibrations
2
670 - Manufacturing
2
001 - Knowledge
1
070 - News media, journalism & publishing
1
150 - Psychology
1
301 - Sociology & anthropology
1
302 - Social interaction
1
330 - Economics
1
370 - Education
1
400 - Language
1
414 - Phonology & phonetics
1
490 - Other languages
1
500 - Natural sciences & mathematics
1
510 - Mathematics
1
515 - Analysis
1
542 - Techniques, equipment & materials
1
612 - Human physiology
1
629 - Other branches of engineering
1
650 - Management & auxiliary services
1
660 - Chemical engineering
1
686 - Printing & related activities
1