If someone could help me with this website captcha

kuaiyusheng

I tried lots of ways to broken,but the successful rate is only 24%

 website:http://ic.haoyisheng.com/ic/search/search.jsp

 address of the pic:http://ic.haoyisheng.com/ic/RandImage?0.4460497295949608

i need the rate to be more than 35%,

if someone could help me solve that i will be appreciate about that .

Sven

Can you get me some sample captchas?

Sven

Got it to 50% success rate but with only 10 samples:

http://rghost.net/download/54992981/50c28007d33ee9ba12fdc0675f48771050a77e08/2014-05-06_haoyisheng.com_50.gcb

kuaiyusheng

Thank u Seven, thanks for your help ,but when i test with my 200 samples ,the successful rate is only 12.85%,but still thanks a lot. 

Sven

can you get me those 200 samples?