You are currently in the dasa of Sun which does not support relationships. May be you would be more lucky in the dasa of Moon starting May 2026.
With Ketu in the 7th house of Navamsa, possibility of one alliance breaking is high. More so since you are Manglik too.
The 3rd house is the Marana Karaka Sthana for Jupiter. But he retrograde and is currently not directly influencing the love life.