Successful Pregnancy After Loss Or TTC For A Long Time

Can i get some of you ladies success stories ? I am 21 years old i have only been lucky to have 1 successful pregnancy so far my son is now 3 i suffered a loss before and after conceiving him i have actively been ttc with a second(hopefully a girl) for 10 months now and nothing my current partner and I both have kids from previous relationships and are working on having a baby together it makes me sad every time we try and i take a test and its negative its starting to make me think i cant get pregnant again ..can i get some uplifting stories and baby dust please !