Sometimes, it looks like no coupons are available. In this case, you can check the following:
1. Are you meeting the minimum spending requirement? If not, you could add more products to your cart.
2. Is your coupon still valid? If the coupon is expired, you can't use it on your order.
3.The coupon receive limit has been reached.
4. The coupon usage limit has been reached.
5.The items in your cart cannot be used with the coupon. Some coupons are restricted to specified products, categories or promotion pages.
6. The coupon code has been incorrectly entered.