Here some completed ones
https://www.mangago.zone/home/mangalist/685444/
Hope you'll find something interesting to read
See You In My 19th Life, Siren's Lament idk u can check Webtoon's romance genre out
Some of these are pretty popular tho so you probably already read most of them
Historical(idk the English official of all of these sorry):
https://www.mangago.zone/read-manga/death_is_the_only_ending_for_the_villainess/
https://www.mangago.zone/read-manga/untouchable_lady/
https://www.mangago.zone/read-manga/the_villainess_lives_twice/
https://www.mangago.zone/read-manga/i_ll_be_the_matriarch_in_this_life/
https://www.mangago.zone/read-manga/remarried_empress/
https://www.mangago.zone/read-manga/light_shadow/
https://www.mangago.zone/read-manga/the_villain_s_savior/
Modern (all on webtoon)
Lore Olympus
See you in my 19th life
Phase
Secret playlist
Mystical
Freaking romance (one of my favorite)
A good day to be a dog
Gourmet hound (
Salty studio
Days of hana (one of my favorite)
Your smile is a trap (mostly comedy)
Nice to meet you
https://www.mangago.zone/read-manga/paperbag_kun_is_in_love/ (not on webtoon) (short, but really cute)
can someone recommend a straight love manga , manhwa or manhua (idm) with good plot