Instruction: Given a query and a list of products denoted as A, B, C, ... with their titles, rank the products according to their relevance to the query. Output only a ranked list in which the most relevant product is at the top of the list.

Input:
Query: pillow without stuffing
Product list:
A: Premium Polyester Fiber Fill for Re-Stuffing Pillows, Quilts, Paddings, Pouf , Stuff Toys,Fiberfill, Stuffing, Machine Washable,White (2.2 LB / 35.3 Ounce )
B: viewstar Queen Pillows for Sleeping, Bed Pillows Down Alternative Hotel Quality Pillow, Pillows for Side and Back Sleepers, Soft and Supportive Gusseted Pillow (20x30)
C: Coop Home Goods - Shredded Memory Foam - Firm Density Pillow Fill 1/2 Pound Bag - Refill to Customize Your Premium Adjustable Pillow - GREENGUARD Gold and CertiPUR-US Certified
D: Utopia Bedding Throw Pillows Insert (Pack of 4, White) - 18 x 18 Inches Bed and Couch Pillows - Indoor Decorative Pillows
Answer: C,D,A,B