We are really sorry to say that we are unable to delete any of our support topics. This is because there can be an example answer from your issues for others who need support for our Hoskia theme.
Moreover, you have chosen our theme name as your domain name. So it’s normal that when you will search for Hoskia then the search result will show all of the things related to Hoskia and this is the support forum of Hoskia theme. So, it will also show this support forum and topics. This is because all of our support topics are indexed by Google.