More interestingly perhaps searching for “<term> -n to n” where n is an integer returns no results (e.g https://www.google.co.uk/search?q=google+-1+to+1 https:/

More interestingly perhaps searching for “<term> -n to n” where n is an integer returns no results (e.g https://www.google.co.uk/search?q=google+-1+to+1 https://www.google.co.uk/search?q=google+-1+to+1