Fig. 1
From: Som tum, the famous ethnic food of Thailand: its benefit and innovations
Different famous variations of som tum in Thailand: a som tum Thai (ส้มตำไทย) usually served with yardlong beans, dried shrimp, roasted peanuts, but without fermented fish sauce (pla ra) [5], b sum tum Lao (ส้มตำลาว) served with pla ra as one of the main ingredients, c som tum Korat (ส้มตำโคราช) that appears like a mix of som tum Thai and som tum Lao, and d som tum pu pla ra (ส้มตำปูปลาร้า) served with fermented seafood, such as crab [6]