Viet Rice Paper Rolls

Name: Viet Rice Paper Rolls
Ingredients: 1 (5- to 6-ounce) package uncooked rice stick noodles (maifun) or 12 ounces fresh bean sprouts, blanched, or a combination of the two; 16 (8 1/4-inch) round rice paper sheets; 4 cups baby lettuce mix or thinly sliced butter lettuce or red leaf lettuce; 32 fresh mint leaves or 5 tablespoons coarsely chopped fresh mint; 32 fresh cilantro leaves or 5 tablespoons coarsely chopped fresh cilantro; 2 medium carrots, peeled and cut into thin strips or matchsticks; 2 Persian cucumbers, cut into thin strips or matchsticks; 24 peeled and deveined cooked medium shrimp, split lengthwise into symmetrical halves; 1 cup Nuoc Cham , for serving