Classification
414 - Phonology & phonetics
410 - Linguistics
35
400 - Language
34
700 - The arts; fine & decorative arts
7
380 - Commerce, communications & transportation
6
900 - History & geography
6
370 - Education
5
100 - Philosophy & psychology
3
780 - Music
3
333 - Economics of land & energy
2
610 - Medicine & health
2
140 - Specific philosophical schools
1
300 - Social sciences
1
301 - Sociology & anthropology
1
340 - Law
1
363 - Other social problems & services
1
551 - Geology, hydrology & meteorology
1
576 - Genetics & evolution
1
581 - Specific topics in natural history
1
720 - Architecture
1