Any yaoi manga with threesome between seme twins and their uke?? Thanks

Sorry I can't help but... I'm following (〜￣△￣)〜

http://www.mangago.me/read-manga/uchi_wa_futago_de_teippai/
http://www.mangago.me/read-manga/futari_no_musuko_ni_nerawarete_imasu/

The uke and one of the semes are twins: http://www.mangago.me/read-manga/nureru_karada_yamakami_riyu/

This is one but it's a shota. Just warning you in case that isn't your thing : http://www.mangago.me/read-manga/himitsu_no_kemonotachi/

http://www.mangago.me/read-manga/kouya_no_seifukuou/ (ch.3)