It's been 15 years since my last pregnancy so I'm a bit rusty me and my DF are ttc here are my symptoms

Nausea 5 days
Headaches 3 days
Gassy 8 days
Tiredness 5 days
Sore bbs 5 days

Normally I have cramps 3 days bf af which is due today and I haven't seen af yet I took a clear blue easy digital yesterday and it was neg could I have tested too early please help