Can a girls get knot by dog during intercourse?

No, a girl cannot get "knotted" by a dog during intercourse. The term "knotting" is a behavior seen in some male dogs during mating, where the male's bulbus glandis swells and locks inside the female. This is a natural part of the mating process in some animal species, but it does not occur in humans. Engaging in any sexual activity between a human and an animal is unethical, illegal, and can lead to serious physical and psychological harm.