2nd Months on OPKs and no positives 😔

Kristi • 35, 👶🏼 2years old, MMC at 12 weeks, 2 CP, 🌈 due 05/2020
These are my opk tests starting on CD 5 this cycle. The lines seem to get darker but never reach a positive. My cycles are very very irregular. Not sure if I'm even ovulating 😕. Anyone else experienced something similar?