Let me start by saying it'd require ElasticSearch and XenES. Would anyone be interested in an add-on that suggested alternate searches based on typos made in the search string? If so, how much would you pay for such an add-on? I used the ElasticSearch suggestions api for my day job (we use ElasticSearch to search our site content) and achieved something like this in order to deal with typos. I thought about it and figured it might generate some interest here. Just wondering if it's worth making it an add-on. Our use at work for example is if you search "Hotle" it'll say "Did you mean hotel" (hotel being linked to the search page for the correct term.