Does anyone know any yaoi manga's where the main characters have to watch children that ar...

My List includes mangas where the children are theirs and not theirs. There are also no-yaoi mixed in.
http://www.mangago.me/home/mangalist/27443/

Just in case youre searching for yaois:
http://www.mangago.me/read-manga/futari_no_musuko_ni_nerawarete_imasu/
http://www.mangago.me/read-manga/papa_i_love_you/

thanks it was helpful