Here are some higher value printable coupons for Hellman's mayo, Knorr Rice and Pasta sides and I Can't Believe it's Not Butter including:
$1.50/5 Knorr rice and pasta sides
$1.50/1 I Can't Believe it's Not Butter
$1.00/1 Hellman's mayo, 30 oz or higher
These coupons are printing from the Walmart website but are manufacturer's coupons with no mention of using them at Walmart.