Put oil in large heavy pot. Add okra and saute. Add celery, garlic and pepper; cook until light brown. Add green onions and parsley; cook about 2 minutes longer. Add tomatoes and sauce, bay leaf, thyme salt and pepper. Cook for 5 minutes; stir. Add 1 qt hot water; cook for 20 minutes. Add crabmeat and another quart hot water. Cook 30 minutes. Add remaining water and cook for 1 hour. Add shrimp and boiled crabs about 1/2 hour before removing from heat. Serve over rice in soup bowls.