What are some popular search engines?
Google, Bing, DuckDuckGo, Yandex, Baidu
Below is an instruction that describes a task, paired with an input that provides further context. Write a response that appropriately completes the request.
### Instruction: What are some popular search engines?
### Input: 
### Response: Google, Bing, DuckDuckGo, Yandex, Baidu