Subject
Investigation
Police
Murder
126
Crimes against
11
Psychologists
7
Cold cases (Criminal investigation)
6
Drug traffic
6
Missing persons
6
Criminal investigation
4
Rutledge, Ian (Fictitious character)
4
Women detectives
4
History
3
Methamphetamine
3
Methamphetamine abuse
3
Political aspects
3
Prevention
3
Women
3
Americans
2
Booksellers and bookselling
2
Bookstores
2
Criminologists
2
Detectives
2
Hole, Harry (Fictitious character)
2
Homicide investigation
2
Human trafficking
2
Magic
2
Organized crime
2
Secrecy
2
Small cities
2
Veterans
2
Villages
2
Wizards
2
World War, 1914-1918
2
Abandoned children
1
Abduction
1
Adoption
1
Aircraft accidents
1
Alternatives to imprisonment
1
Alvarez, Enrique (Fictitious character)
1
Arson
1
Artists
1
Assassination
1
Assassins
1
Avian influenza
1
Blizzards
1
Boating accidents
1
Bodyguards
1
Brain
1
British
1
Charities
1
more ...