Rec me something where the story have all type of couple ( bl/gl/straight)

http://www.mangago.zone/read-manga/the_baker_on_the_first_floor/
http://www.mangago.zone/read-manga/the_missing_o/

the only ones that i read are

really funny and it has three couples
http://www.mangago.zone/read-manga/the_missing_o/

it's heartwarming but then be prepared for heartache if you haven't read it already, has four couples total i think
http://www.mangago.zone/read-manga/this_witch_of_mine/