If you overlay words...
Diandian.. Banban (meaning spots).. Jianjian (meaning black and white).. Niu Niu..
If you don’t overlap words...
Zebra (personally think this is the most innovative and difficult to repeat the name)... Sandwich... Oreo (this is catchy and fits the characteristics of dogs)... Sesame... Sticky Sticky (reminiscent of the cute little things in the game Sticky World)..
In English..