The Best Corn Sausage Chowder

Name: The Best Corn Sausage Chowder
Ingredients: 2 tablespoons olive oil; 1 10 oz package of fully cooked Italian chicken sausage (diced into bite size pieces); 2 small onions (diced (about 2 cups)); 2-3 stalks of celery (diced (1 cup)); 4 small/medium sized potatoes (peeled and diced into bite sized chunks (about 3 cups)); 1 teaspoon of dried thyme; 3 tablespoons of all purpose flour; 4 cups of chicken stock; 2 cans (14oz each, creamed corn); 2 cans (15 oz each sweet corn, drained or 3-4 cups of fresh or frozen corn); 1 1/2 cups of whole milk; Salt and pepper to taste