I found some new coupon codes, Here they are!

$5 discount on any order $20 or more, use coupon code DC222 when you checkout.
$15 discount on any order $75 or more, use coupon code DC224 when you checkout.
$20 discount on any order $100 or more, use discount coupon code DC223 when you checkout.
$50 discount on any order $250 or more, use coupon code DC234 when you checkout.
15% discount on any order $30 or more, use coupon code DC235 when you checkout.
20% discount on any order $150 or more, use coupon code DC236 when you checkout

I know these codes are not as good as the $10 off code, but atleast it is something