How to remove "There is currently no content classified with this term." phrase?
Using mytheme_preprocess(&amp;$variables, $hook) to override the $variables['page']['content']['system_main']['no_content'] variable.

function mytheme_preprocess(&amp;$variables, $hook) {
  if(isset($variables['page']['content']['system_main']['no_content'])) {
    unset($variables['page']['content']['system_main']['no_content']);
  }
}