Popular dogs

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Across
  1. 4. these tiny dogs are very famous
  2. 6. These dogs are very often misread but can be very good dogs
  3. 7. These dogs are often bred to go to dog shows
Down
  1. 1. These Highly faithful pets make great dogs
  2. 2. The worlds biggest dog was this breed
  3. 3. These dogs are often used for fire dogs
  4. 5. These dogs were bred to pull dog sleds