Subject
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Finance
1
Floods
1
Football players
1
Forecasting
1
Foreign movie
1
Foreign relations
7
Foreign television programs
1
Forensic scientists
3
Foyle, Christopher (Fictitious character)
1
Freed persons
1
French
1
Friendship
2
Fugitive slaves
1
Gangsters
3
Germans
6
Government investigators
1
Graphic novels
3
Grasslands
1
Grief
1
Habitat (Ecology)
1
Hallucinogenic drugs
1
Hazardous occupations
3
Heavy metal (Music)
1
Hebrew
2
Heroes
1
High school students
1
History
16
Homicide
1
Hospitals
1
Household employees
9
Human cloning
4
Human trafficking
1
Human-alien encounters
4
Hurricane Katrina, 2005
4
Ice (Drug)
5
Imaginary wars and battles
6
Influence
1
Intelligence service
5
International relations
2
Interplanetary voyages
5
Interstellar travel
2
Investigation
17
Islam
2
Italian American criminals
1
Italian American families
1
Journalists
9
Kidnapping
1
Kings and rulers
7
Korean War, 1950-1953
1
LEGO toys
1
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