Positive, negative, positive opks❓😓

7/12 Positive Opk

7/13 Negative

7/14 Negative

7/15 Positive Again!

What the heck? Why would I get LH surge more than once? My temp spiked again too. Cm was egg whites 7/12. Now 7/15 cm is creamy. Sorry if TMI. Any insight please? 😕🙏