Classification
005 - Computer programming, programs & data
1,463
006 - Special computer methods
384
410 - Linguistics
350
500 - Natural sciences & mathematics
283
004 - Data processing & computer science
230
400 - Language
221
415 - Grammar
185
620 - Engineering & allied operations
176
000 - Computer science, information & general works
161
331 - Labor economics
137
414 - Phonology & phonetics
124
658 - General management
117
745 - Decorative arts
115
401 - Philosophy & theory
101
700 - The arts; fine & decorative arts
78
470 - Italic languages; Latin
76
621 - Applied physics
74
420 - English & Old English
68
900 - History & geography
67
440 - Romance languages; French
52
510 - Mathematics
51
330 - Economics
50
519 - Probabilities & applied mathematics
48
300 - Social sciences
41
511 - General principles of mathematics
34
384 - Communications; telecommunication
33
600 - Technology
26
001 - Knowledge
25
370 - Education
24
003 - Systems
23
149 - Other philosophical systems
22
491 - East Indo-European & Celtic languages
22
100 - Philosophy & psychology
21
302 - Social interaction
20
380 - Commerce, communications & transportation
20
794 - Indoor games of skill
19
418 - Standard usage & applied linguistics
18
800 - Literature & rhetoric
17
499 - Austronesian & other languages
16
160 - Logic
15
374 - Adult education
15
301 - Sociology & anthropology
14
340 - Law
14
610 - Medicine & health
14
670 - Manufacturing
14
306 - Culture & institutions
13
140 - Specific philosophical schools
12
333 - Economics of land & energy
12
320 - Political science
11
381 - Commerce
11
more ...