Design a better "related Items" script for my Ebay template

We are looking for someone to work on our "related items" script to be used on eBay listing template. It should be abble to target specific keywords such as "make" and "model" from our item titles. For example, listing title 'HOLDEN Commodore VT VU SLOTTED&DRILLED FRONT Dics Rotors' should match with listing title 'HOLDEN Commodore VT VU SLOTTED&DRILLED REAR Dics Rotors' or listing title 'HOLDEN Commodore VT VU SLOTTED&DRILLED FRONT REAR Dics Rotors'. We can provide more details after confirmation and can be contacted through the messaging function. Here is our current listing template for reference: [login to view URL]