turkey soup recipe

- 1 tablespoon olive oil - 1 onion, chopped - 2 carrots, sliced - 2 celery stalks, sliced - 3 garlic cloves, minced - 6 cups turkey broth (or chicken broth) - 2 cups cooked turkey, shredded - 1 cup potatoes, diced - 1 cup corn kernels (fresh or frozen) - 1 cup peas (fresh or frozen) - 1 teaspoon dried thyme - 1 teaspoon dried rosemary - Salt and pepper to taste - Fresh parsley, chopped (for garnish)