Man-woman relationships 34 Murder 16 History 12 Monsters 10 Outlaws 10 Scientists 8 Teenagers 8 Kidnapping 7 Families 6 Revenge 6 World War, 1939-1945 6 Bank robberies 5 Cowboys 5 Friendship 5 Musique populaire 5 Popular music 5 Serial murderers 5 Thieves 5 Corrupt practices 4 Frontier and pioneer life 4 Gold mines and mining 4 Human-alien encounters 4 Robbery 4 Tracy, Dick (Fictitious character) 4 Water rights 4 Adultery 3 Circus 3 Depressions 3 Drug traffic 3 False imprisonment 3