php-PHP提交文本带有and数字服务器提示出错

例如输入test and 1 test这串提交的话会出错, test and s test 这样正常
带有and 加数字就会报错.
POST 和GET都一样
出错信息

 ForbiddenYou don't have permission to access /test.php on this server.Additionally, a 404 Not Found error was encountered while trying to use an ErrorDocument to handle the request.