Classification
414 - Phonology & phonetics
84
410 - Linguistics
61
400 - Language
41
700 - The arts; fine & decorative arts
16
415 - Grammar
10
333 - Economics of land & energy
8
149 - Other philosophical systems
7
380 - Commerce, communications & transportation
7
401 - Philosophy & theory
7
000 - Computer science, information & general works
5
370 - Education
5
420 - English & Old English
5
610 - Medicine & health
5
621 - Applied physics
5
418 - Standard usage & applied linguistics
4
440 - Romance languages; French
4
900 - History & geography
4
100 - Philosophy & psychology
3
140 - Specific philosophical schools
3
306 - Culture & institutions
3
780 - Music
3
800 - Literature & rhetoric
3
330 - Economics
2
407 - Education, research & related topics
2
500 - Natural sciences & mathematics
2
150 - Psychology
1
340 - Law
1
361 - Social problems & social welfare in general
1
371 - Schools & their activities; special education
1
421 - English writing system & phonology
1
530 - Physics
1
534 - Sound & related vibrations
1
576 - Genetics & evolution
1
580 - Plants (Botany)
1
617 - Surgery & related medical specialties
1
820 - English & Old English literatures
1
863 - Spanish fiction
1