Like ebay and amazon, i want to implement something on my site wherby if someone searches e.g red dresses then the category “Women’s dresses” is only searched within.
As seen as below, a generic ebay search for iphone only searches withn iphone and filters it specifically and automatically.
https://www.ebay.co.uk/sch/i.html?_osacat=0&_odkw=hats&_from=R40&_trksid=p2334524.m570.l1313.TR12.TRC2.A0.H0.Xiphone.TRS0&_nkw=iphone&_sacat=0