Mozilla/5.0 (compatible; Baiduspider/2.0; +http://www.baidu.com/search/spider.html)
Baiduspider+(+http://www.baidu.com/search/spider.htm)
Mozilla/5.0 (Linux;u;Android 4.2.2;zh-cn;) AppleWebKit/534.46 (KHTML,like Gecko) Version/5.1 Mobile Safari/10600.6.3 (compatible; Baiduspider/2.0; +http://www.baidu.com/search/spider.html)
Mozilla/5.0 ;compatible; Baiduspider/2.0; +http://www.baidu.com/search/spider.html;
Mozilla/5.0+(compatible;+Baiduspider/2.0;++http://www.baidu.com/search/spider.html)
Mozilla/5.0 (compatible; Baiduspider/2.0;  http://www.baidu.com/search/spider.html)
Mozilla/5.0 (compatible;Baiduspider/2.0;+http://www.baidu.com/search/spider.html)
compatible;Baiduspider/2.0; +http://www.baidu.com/search/spider.html