搜索引擎初试

http://blog.csdn.net/ygj26/article/details/5552059

http://www.open-open.com/lib/view/open1328670268296.html

http://osacar.iteye.com/blog/1050977

http://www.reader8.cn/jiaocheng/20121120/2114909.html

http://www.linuxboy.net/?p=305

http://sg552.iteye.com/blog/1560834

http://shingo7.iteye.com/blog/260161