How common are evas lines?

h

Ok so I’ve done clear blue and two Tesco own brand and all 4 came up evas lines .. I think 🤔 due was very slow at going across I’m cycle day 20 so af due in 6 days (I no it’s very early to test ) I caved tho. I no second clear blue is grey but first one and the own brand is faint but blue and thick 🤔 it’s bazare no