Subject
Man-woman relationships
69
History
46
Social life and customs
24
World War, 1939-1945
19
Families
17
Social conditions
17
Women
16
Murder
13
Adultery
12
Young women
12
Fathers and daughters
11
Sisters
11
Politics and government
10
Conduct of life
9
Boys
8
Criminal behavior
8
Friendship
8
Spies
8
Brothers
7
Kings and rulers
7
Social classes
7
Death
6
Espionage
6
Orphans
6
Soldiers
6
Triangles (Interpersonal relations)
6
World War, 1914-1918
6
Gangs
5
Journalists
5
Marriage
5
Married women
5
Mothers and sons
5
Revenge
5
Sexual behavior
5
Americans
4
Aristocracy (Social class)
4
Crimes against
4
Fathers and sons
4
Hogwarts School of Witchcraft and Wizardry (Imaginary organization)
4
Holocaust, Jewish (1939-1945)
4
Investigation
4
Love
4
Motion pictures
4
Siblings
4
Social aspects
4
Swindlers and swindling
4
Teenagers
4
Artists
3
Betrayal
3
British
3
more ...