Criminal investigation 37 Murder 33 Video recordings for the hearing impaired 28 Investigation 25 Police 25 History 15 Social life and customs 14 more ... Barnaby, Chief Inspector (Fictitious character) 13 Murderers 13 Criminal behavior 12 Detectives 12 Man-woman relationships 12 Manners and customs 10 Families 9 Detective and mystery plays 8 Women detectives 8 Théâtre policier 7 Homicide 6 Household employees 6 Lewis, Robert (Fictitious character) 6 Midwives 5 Pregnant women 5 Young women 5 Businessmen 4 Clergy 4 Eccentrics and eccentricities 4 Policewomen 4 Social classes 4 Social conditions 4 World War, 1914-1918 4 less ...