title: GitHub Search API only return 30 results
body: <p><a href="https://api.github.com/search/issues?q=stress+test+label:bug+language:python+state:closed" rel="noreferrer">https://api.github.com/search/issues?q=stress+test+label:bug+language:python+state:closed</a></p>
  
  <p>the above query is suppose to return 76 results, and when I try to run it, it only returns 30. I guess GitHub return results in portions when it is over 30. Any idea how I can get the rest of the results? </p>