Instruction: Analyze the query and each product title. Sort the products in descending order based on their relevance to the query. The most relevant product should be at the top of the list, and output the ranked list.

Input:
Query: 1/2 pvc coupler without nozzle
Product list:
A: 12Pack 5-Way Elbow PVC Fittings, 1/2Inch Furniture PVC Fittings, 5 Way Side Outlet Tees, PVC Corner Fittings for Building PVC Furniture Greenhouse Shed Pipe Fittings Tent Connection
B: iRunning 18 Pieces Drip Irrigation 1/2" Tubing Coupling Fittings (17mm), Barbed Coupler Connectors for 1/2 Inch Irrigation Tubing (0.600" ID), Drip Line Couplings for Drip Sprinkler Garden Systems
Answer: A,B