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I've only read more popular BL so I'm sure you've read all of these but here's 3 I can think of off the top of my head:
https://www.mangago.zone/read-manga/night_by_the_sea/
https://www.mangago.zone/read-manga/payback_1/
https://www.mangago.zone/read-manga/honey_trouble/
Also if you haven't read Checkmate (TAN) yet (sincerely doubt but just in case) I suggest that but they're both obsessed with each other
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tbh probably none that you haven't read but here are a few good lists:
https://www.mangago.zone/home/mangalist/1956528/
https://www.mangago.zone/home/mangalist/1132600/
https://www.mangago.zone/home/mangalist/993290/
https://www.mangago.zone/home/mangalist/2337405/
Anyone got more manga that has possessive seme who's head over heels for their lover?
I think I've read most of them but I can't help but want more