Marked codes map for PHP from Bing spell check API.

Bing-spell-check-market-codes.php

<?php

// https://docs.microsoft.com/en-us/rest/api/cognitiveservices/bing-spell-check-api-v7-reference#market-codes
const MARKET_CODES_MAP = [
    'ar' => 'es-AR',
    'au' => 'en-AU',
    'at' => 'de-AT',
    'be' => 'fr-BE',
    'br' => 'pt-BR',
    'ca' => 'en-CA',
    'cl' => 'es-CL',
    'dk' => 'da-DK',
    'fi' => 'fi-FI',
    'fr' => 'fr-FR',
    'de' => 'de-DE',
    'hk' => 'zh-HK',
    'in' => 'en-IN',
    'id' => 'en-ID',
    'it' => 'it-IT',
    'jp' => 'ja-JP',
    'kr' => 'ko-KR',
    'kp' => 'ko-KR',
    'my' => 'en-MY',
    'mx' => 'es-MX',
    'nl' => 'nl-NL',
    'nz' => 'en-NZ',
    'no' => 'no-NO',
    'cn' => 'zh-CN',
    'pl' => 'pl-PL',
    'ph' => 'en-PH',
    'ru' => 'ru-RU',
    'za' => 'en-ZA',
    'es' => 'es-ES',
    'se' => 'sv-SE',
    'ch' => 'fr-CH',
    'tw' => 'zh-TW',
    'tr' => 'tr-TR',
    'gb' => 'en-GB',
    'us' => 'en-US',
];