Looking at the horoscope of the native we see that Venus is the 5th house lord and is posited in the 12th house which is not good and conjoined with debilitated Ketu. Jupiter the karka for child has aspect of Ketu. Debilitated Rahu aspects 5th lord. The problems on children can be there as per the horoscope, therefore proper matching of the Horoscope should be done. Make sure there is no Nadi dosha during Guna milan.