Classification
820 - English & Old English literatures
956
330 - Economics
89
340 - Law
55
616 - Diseases
54
658 - General management
51
620 - Engineering & allied operations
50
320 - Political science
39
005 - Computer programming, programs & data
37
610 - Medicine & health
34
621 - Applied physics
34
500 - Natural sciences & mathematics
33
004 - Data processing & computer science
31
300 - Social sciences
30
331 - Labor economics
29
530 - Physics
29
551 - Geology, hydrology & meteorology
29
240 - Christian moral & devotional theology
28
000 - Computer science, information & general works
27
006 - Special computer methods
27
370 - Education
26
910 - Geography & travel
24
304 - Factors affecting social behavior
23
333 - Economics of land & energy
23
363 - Other social problems & services
22
900 - History & geography
22
612 - Human physiology
21
780 - Music
21
541 - Physical chemistry
20
940 - History of Europe
19
519 - Probabilities & applied mathematics
18
338 - Production
17
230 - Christianity & Christian theology
15
260 - Social & ecclesiastical theology
15
510 - Mathematics
15
577 - Ecology
15
572 - Biochemistry
14
660 - Chemical engineering
14
280 - Christian denominations & sects
13
571 - Physiology & related subjects
13
930 - History of ancient world to ca. 499
13
001 - Knowledge
12
170 - Ethics
12
250 - Christian orders & local church
11
301 - Sociology & anthropology
11
515 - Analysis
11
520 - Astronomy & allied sciences
11
800 - Literature & rhetoric
11
302 - Social interaction
10
332 - Financial economics
10
364 - Criminology
10
more ...