Blueberry-Oatmeal Muffins

whole wheat flour 2/3 cup flour 1 tsp baking soda 1/4 tsp salt 1 cup of Greek coconut yogurt 1 cup of oats 2 eggs 1/2 cup of brown sugar, packed 1/4 cup of coconut oil, melted 1 cup of fresh blueberries (if you use frozen, do not thaw)