SUBJECT
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Eating customs
4
Electronics
4
Fiction
4
Folklore
4
Habitat (Ecology)
4
Occupations
4
Ocean
4
Oceanography
4
Paper work
4
Philippine literature
4
Pictorial works
4
Questions and answers
4
Readers and speakers
4
Scientists
4
Television
4
Wildlife conservation
4
Activity programs
3
Aeronautics
3
Anatomy
3
Antiquities
3
Arithmetic
3
Art
3
Astronautics
3
Authors, English
3
Birds
3
Children's questions and answers
3
Civilization
3
Color
3
Communication
3
Cookery
3
Costume
3
Dance
3
Deforestation
3
Digestion
3
Diseases
3
Drugs
3
Earthquakes
3
Education
3
Electronic data processing
3
Examinations, questions, problems, exercises, etc
3
Eye
3
Family
3
Food supply
3
Forces and energy
3
Games
3
Gay teenagers
3
Geology
3
Handbooks, manuals, etc
3
Heat
3
Homosexuality
3
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