A couple of months ago, this was announced in eBid's website fixes:
UPDATE - Added phrases that can be uploaded to Google Shopping even when containing banned keywords eg. "sex in the city" will be uploaded from now on
I realized that collectible knives are prohibited here, but magazines for collectors are allowed. Can you make this same change for the words "Knives", "Knife", "Blades" and "Blade"? Our vintage collector magazines (such as "Knives Illustrated") as well as collectible catalogs containing these words, are NOT being uploaded to Google Shopping.