Classification
410 - Linguistics
22
400 - Language
16
414 - Phonology & phonetics
12
380 - Commerce, communications & transportation
8
900 - History & geography
8
300 - Social sciences
6
320 - Political science
6
370 - Education
6
700 - The arts; fine & decorative arts
4
000 - Computer science, information & general works
3
100 - Philosophy & psychology
2
340 - Law
2
610 - Medicine & health
2
170 - Ethics
1
301 - Sociology & anthropology
1
364 - Criminology
1
580 - Plants (Botany)
1
600 - Technology
1