Mothers and daughters 1,159 Families 124 Family secrets 95 Man-woman relationships 82 Sisters 72 Women 65 History 54 Murder 53 Death 47 Female friendship 45 Family 41 Friendship 40 Investigation 39 Single mothers 39 Missing persons 36 Teenage girls 35 Dysfunctional families 34 Secrecy 33 Family relationships 31 Fathers and daughters 30 Life change events 30 Mothers 30 Widows 30 Patients 25 Identity (Psychology) 23 Young women 23 African Americans 22 Grief 22 Magic 21 Large type books 20