Twain
[\n\r]Twain
Twain[\n\r]
Huck[a-zA-Z]+
Tom|Sawyer|Huckelberry|Finn
.(Tom|Sawyer|Huckelberry|Finn)
[a-zA-Z]+ing
[a-zA-Z]+mov[a-zA-Z]+
([A-Za-z]awyer|[A-Za-z]inn)[^a-zA-Z]
[A-Z]awyer|[A-Z]inn
Tom.{0,30}river|river.{0,30}Tom
[\n\r][a-zA-Z]{0,4}ing[^a-zA-Z]
[\n\r][a-zA-Z]{5,}[\n\r]
[a-zA-Z]+ing[\n\r]
[\n\r].[\n\r]
