I have 2 dog games on my nintendo ad i'm struggling wot 3 dogs to get which will get on a mixtureof boys +girl?

i want to buy a mixture of boys ad girls dog but dont know wot dog to get on my nintendo i can get 3 i have lots of dogs ad like the names summer bingo roxy topaz izzy ad bango ad any other names u can tell me i want the dogs 2 b big ad small but i have 2 dog games so i need u to help me on both thanks sooo much