When typing “site search in google”, the results are mostly about web search (SEO). Very few results concern on-site search (or internal website search) and they mostly date 3-4 years ago or more. And among those, the majority is about the search box, not the filtering an sorting options. Why is it difficult to find some interesting articles about on-site search ? May be we don’t call it the right way. So what is the right way to call it…