Best friends 736 Friendship 416 Schools 102 Families 58 Man-woman relationships 46 Female friendship 41 Secrecy 38 Dating (Social customs) 36 Electronic books 32 Middle schools 32 High school students 31 High schools 31 Interpersonal relations 26 Death 23 Grief 22 Magic 19 Girls 18 Elementary schools 17 African Americans 16 Moving, Household 16 Horror tales 15 Humorous stories 15 Mothers and daughters 15 Mystery fiction 15 Dysfunctional families 14 Missing persons 14 Teenage girls 14 Fathers and daughters 13 Lesbians 13 Monsters 13 Single-parent families 12 Brothers and sisters 11 Diaries 11 Dogs 11 Lesbian teenagers 11 Clubs 10 Conduct of life 10 Imagination 10 Middle school students 10 Murder 10 Neighbors 10 Vacations 10 Weddings 10 Adventure and adventurers 9 Adventure stories 9 Haunted places 9 Large type books 9 Life change events 9 Paranormal fiction 9 Sisters 9 more ...