bbt chart and temp drop

lisa

does bbt chart and temp drop look like af coming ?

due on 4th had faint postivies slowly getting darker since thursday on 10mui 25mui and frer test

temp has droped to 36.49 still.not below coverline and i was freezing when i woke up

dnt really understand bbt but i ovulated on wednesday 21st and femometer detected implantion dip on 7dpo which was 28th july