https://suggestion.baidu.com/su?wd=%E5%86%A0%E7%8A%B6%E7%97%85%E6%AF%92&cb=window.baidu.sug

https://google.com/complete/search?output=toolbar&q=%25%E8%AE%BE%E8%AE%A1

https://suggest.taobao.com/sug?area=etao&code=utf-8&callback=KISSY.Suggest.callback&q=%E8%AE%BE%E8%AE%A1

http://sg1.api.bing.com/qsonhs.aspx?type=cb&cb=callback&q=%E8%AE%BE%E8%AE%A1

https://sor.html5.qq.com/api/getsug?key={$key}

https://sug.so.360.cn/suggest?callback=suggest_so&encodein=utf-8&encodeout=utf-8&format=json&src=so_home&fields=word&word={$key}&llbq=A5%2CB5%2CC5%2CD5