Caramel

Try maybe:
Duke's Private Tutor
Or Who’s your Daddy
(=・ω・=)

Oops I read too quickly
Then it is not what you are looking for !
Sorry

https://www.mangago.me/read-manga/ghosts_of_greywoods/
https://www.mangago.me/read-manga/her_shimcheong/
https://www.mangago.me/read-manga/moonlight_garden_kang_unnie/
https://www.mangago.me/read-manga/getting_to_know_grace/
https://www.mangago.me/read-manga/living_will/
https://www.mangago.me/read-manga/opium/
https://www.mangago.me/read-manga/couple_of_mirrors/
https://www.mangago.me/read-manga/goodbye_my_rose_garden/
https://www.mangago.me/read-manga/the_villainess_who_steals_the_heroine_s_heart/
https://www.mangago.me/read-manga/maid_in_heaven_1/

http://www.mangago.me/read-manga/a_thousand_cranes/

Manhua so chinese only right?
Did you already read "aoao waiting to be eaten" or "whose baby is this"?
"A cats world"

http://www.mangago.me/read-manga/the_story_about_you_x_me/
http://www.mangago.me/read-manga/guang_xiang/
http://www.mangago.me/read-manga/my_four_masters/
(I am not sure If the last one is manhua though)

http://www.mangago.me/home/mangalist/691080/