Prepare the green papaya by peeling and shredding it into thin strips.
Rinse the cherry tomatoes and cut them in half.
Trim the green beans and cut them into 1-inch pieces.
In a large mixing bowl, combine the shredded papaya, tomatoes, and green beans.
In a small bowl, mix the fish sauce, lime juice, palm sugar, garlic, and crushed chilies.
Pour the dressing over the salad mixture and toss well to combine.
Add the chopped peanuts and mix gently.
Taste and adjust seasoning if necessary.
Garnish with fresh mint leaves before serving.
Serve immediately for the best flavor and texture.