Question: dog breeds that are hard to house train?
Answer: #1. Bichon Frise. Bichons have a terrible reputation for being challenging to potty train. ... 
#2. Jack Russell Terrier. ... 
#3. Yorkshire Terrier. ... 
#4. Cocker Spaniel. ... 
#5. Chihuahua. ... 
#6. West Highland Terrier.