As per your horoscope you have Kaalsarp dosha and also Rahu aspects the 7th house which is the prime house of marriage. Moon which is the 7th lord is posited in the lagan and aspects the 7th house. Ketu in the 9th house which is the bhagyastana aspects the 7th lord Moon. Saturn also aspects Moon , resulting in delay marriage. Marriage chances are strong in your horoscope after December 2015. You should keep trying, even now and put you best efforts to get into marital alliance during this period as it promises to be result oriented.
You may read about Saturn the planet of Delay in Marriage under the link below: