Based on this original request on Wikidata: https://www.wikidata.org/wiki/Wikidata:Contact_the_development_team/Archive/2016/06#Switch_off_search_thinking_for_you.3F
and based on this recent chat with the community: https://www.wikidata.org/wiki/Wikidata:Project_chat#Turn_off_.E2.80.9CDid_you_mean:x.3F.E2.80.9D_on_Wikidata_search
I think we can turn off (or otherwise hide) the 'did you mean' suggestion that comes back when search thinks you've made a typo (as seen in the image below).