public function sampleHttpAcceptLanguageHeaders()
{
return [['pl, en-gb;q=0.8, en;q=0.7', ['pl', 'en-gb', 'en']], ['de, *;q=0.8', ['de', '*']], ['sv, wont-accept;q=0.8, en;q=0.5', ['sv', 'en']], ['de-DE,de;q=0.8,en-US;q=0.6,en;q=0.4', ['de-DE', 'de', 'en-US', 'en']]];
}