Please help...after stillborn

In august my little princess was born sleeping at 35 weeks. It was and still is the worst time of my life if it wasnt for my 4 year old i dont no what i would of done...anyway iv been trying too concieve since im on my 3rd cycle now i have been using opks and i got a positive on sunday night but im just wondering why this month i had a very strong positive on opk but very very little stretchy mucus compared too last month could i still get pregnant with very little..i am just worried since my still birth its going too be problems getting pregnant again bearing in mind with my 4 year old and my angel i concieved first month with both x