Instruction: Evaluate the relevance of each product title in the input to the given query, and then sort the products in descending order of relevance, placing the most relevant product at the top of the ranked list.

Input:
Query: mass airflow sensor cleaner
Product list:
A: Gunk MAS6 Mass Air Flow Sensor Cleaner - 6 oz.
B: ANCEL AD310 Classic Enhanced OBD II Scanner Car Engine Fault Code Reader CAN Diagnostic Scan Tool-Black
Answer: A,B