Display of goods grouped by model range on the website

On the site, in the search results, the grouping of tweens by model range is enabled There are such products https://newtrend.team/admin/shop/products/?filterbrands=&filtercustom6=&filtercustomProducer=&filtercustomUploadRozetka=&filtercustomUploadKasta=&fromfiltercustomPartnerPrice=&tofiltercustomPartnerPrice=&filterid=&filtername=&filtermodel=&filtergroupped=PIW_754&filterarticul=&supplierid=&categoryid=&searchLine= https://newtrend.team/search/PIW_754/ is displayed in the search on the website At the same time, there are such products https://newtrend.team/admin/shop/products/?filterbrands=&filtercustom6=&filtercustomProducer=&filtercustomUploadRozetka=&filtercustomUploadKasta=&fromfiltercustomPartnerPrice=&tofiltercustomPartnerPrice=&filterid=&filtername=&filtermodel=&filtergroupped=PIW_1117&filterarticul=&supplierid=&categoryid =&searchLine= And in the search on the site, they are no longer shown, although everything is filled out in the same way, the product is available, the model range is filled out and on the site itself it is clear that the model range is filled out correctly [file]19297[/file] https://newtrend.team/search/PIW_1117/ For example, the product https://newtrend.team/admin/shop/products/405145/edit/ What is the problem, how to make the products appear on the website?