Hello,
We will add a new option in the next update to hide the parent product of variations for search -> https://prnt.sc/cN0uzXnOXkJl. We already added our code improvements on your website ‘https://www.es***.co.uk/’ so you may check if it works. Waiting for your feedback
Preview results below:
before -> https://prnt.sc/SC0hZ-t-TdnW
after -> https://prnt.sc/I7_EELagPO1C
Regards