Looking at your horoscope we see that there is Kaalsarp dosha in your horoscope. There is also Kemdruma dosha in your horoscope Kalasarp dosha will bring delays and obstacles. Mars is the 7th house lord and conjoined with Saturn which is not good. Ketu in the 11th house aspects the 7th house. Your 7th house and 7th lord are weak and marriage should be done after proper matching of the horoscopes. Marriage happiness is weak in your horoscope. Marriage yog is there in late 2016, you should try hard and you can see favourable results.
also please tell me age difference of spouse if you can get it from my chart
Rasi or Navamsa somewhere i had read that to look out for spouse nature one should check 7th house of navamsa mine is Virgo (7th navamsa) with ketu in it please tell the interpretations you can get from it