They previously also used Yandex for results when the region setting was switched to Russia. Was sometimes useful for seeing what other results were available,

They previously also used Yandex for results when the region setting was switched to Russia. Was sometimes useful for seeing what other results were available, as DDG/Bing's results aren't always fruitful particularly with finer queries (increasingly so I've found in the past 1-2 years, which I've begun documenting).