Can anyone recommend yaoi/shounen ai mangas with twins?

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

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

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

http://www.mangago.me/read-manga/kouya_no_seifukuou/ (one of the stories)

http://www.mangago.me/read-manga/tsukiyono_fushigi/ (ch. 3-4.)

http://www.mangago.me/read-manga/alluring_sentiment/ (ch. 1-2.)

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

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

twin x twin:
http://www.mangago.me/read-manga/lost_child/
http://www.mangago.me/read-manga/bokudake_no_peach_sapuri/ chapter 4
http://www.mangago.me/read-manga/everyday_everynight/
http://www.mangago.me/read-manga/wagamama_dakedo_itoshikute/mf/v03/c001.5/3/
http://www.mangago.me/read-manga/bamford_koushakuke_no_shitsuji/ chapter 5
http://www.mangago.me/read-manga/katayoku_no_sokubaku/
http://www.mangago.me/read-manga/koiyami_archive/ chapter 3+4
http://www.mangago.me/read-manga/ai_no_dna/
http://www.mangago.me/read-manga/nanadome_no_gomenne/ dark
http://www.mangago.me/read-manga/s_ka_chuuihou/ kinda
http://www.mangago.me/read-manga/tonari_no_shibafu/ chapter 6 dark
http://www.mangago.me/read-manga/tsuki_no_ookamiotoko/
and most of the Ao No Exorcist djs

twins and their lovers:
http://www.mangago.me/read-manga/twins_labyrinth/
http://www.mangago.me/read-manga/blt_burning_love_twin/
http://www.mangago.me/read-manga/miserarete/

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