19 days late ? Negative test

Hello , everyone a little about me I was diagnosed w pcos about 5 years ago due to me having two periods a month . Since 2018 my period has been pretty regular and spot on except sometimes I may have an off month where it’s the most 10 days late . My last period was April 19th and I’ve hadnt had a period since . I’m trying to conceive so last month my bf and I had sex a lot . I was almost certain I was pregnant . For 2 weeks ive been expericing nausea with no vomiting , back aches, craving of jalapeños, drowsiness and my boobs are sore and swollen . I took the urine test 2 days ago which was negative , and then took a blood test yesterday which also was negative 😞. I’m pretty bummed out but this time around call me crazy I really feel like I’m pregnant even my bf thinks so too . I’ve had many pregnancy scares in the past when I was younger and once I would take the preg test I accepted it and moved on . This time Idk 19 days is sooo late the latest I’ve ever been and I just feel pregnant I’ve been eating like crazy!! Can someone w PCOS still be pregnant even tho they had a negative test due to how crazy our hormones are??

🙏🏽🙏🏽hopefully