Thank you so much(⌒▽⌒)
http://www.mangago.zone/home/mangalist/7543/?filter=&page=1 well check out this series...and the list makes this easy :D
http://www.mangago.zone/read-manga/risou_no_koibito/ Jealous pretty easy...and he gets pissed when the uke DOESN"T get jealous
http://www.mangago.zone/read-manga/kawaii_akuma/ and the whole series has semes that are possessive :D
http://www.mangago.zone/read-manga/katekyo/ one of the most Jealous semes I've ever read without actually crossing any lines into creepy territory...
http://www.mangago.zone/read-manga/dou_imo_nara_nai/
http://www.mangago.zone/read-manga/kuroneko_kareshi_no_asobikata/ hopefully you've read this series if not its awesome :D
http://www.mangago.zone/read-manga/otona_keikenchi/
http://www.mangago.zone/read-manga/ubawareru_koto_marugoto_zenbu/
http://www.mangago.zone/read-manga/i_want_to_be_naughty/ this whole series has lots of semes who get jealous..
http://www.mangago.zone/read-manga/gosan_no_heart/
Fake I think has a lot of this
can someone give some recommendations abot yaoi manga that the seme is really easily to get jealous