Dose anyone know any good love triangle manga? It doesn't matter if its shoujo or yaoi

Shoujo: http://www.mangago.zone/read-manga/moe_kare/ http://www.mangago.zone/read-manga/bokura_ga_ita/ http://www.mangago.zone/read-manga/rockin_heaven/
Yaoi: http://www.mangago.zone/read-manga/hana_wa_saku_ka/ http://www.mangago.zone/read-manga/kyuuso_ha_cheese_no_yume_omiru/ (And Read The Sequel)

http://www.mangago.zone/read-manga/kiss_wa_ichinichi_sando_made/
http://www.mangago.zone/read-manga/cat_dogs/
http://www.mangago.zone/read-manga/friends_like_a_lover/
http://www.mangago.zone/read-manga/kimi_no_kao_ni_sasu_kage/
http://www.mangago.zone/read-manga/junjou_karen/
http://www.mangago.zone/read-manga/koi_no_tsumeato/
http://www.mangago.zone/read-manga/cold_zettaireido_no_koibitotachi/
http://www.mangago.zone/read-manga/double_call/
http://www.mangago.zone/read-manga/punch_drunk_babies/
http://www.mangago.zone/read-manga/hikkoshite_kimashita_otonari_ni/
http://www.mangago.zone/read-manga/saigo_no_door_wo_shimero/
http://www.mangago.zone/read-manga/empty_heart/
http://www.mangago.zone/read-manga/gokujou_no_koibito/
http://www.mangago.zone/read-manga/passion/
http://www.mangago.zone/read-manga/when_a_man_loves_a_man/

yaoi:
http://www.mangago.zone/read-manga/i_want_to_become_your_bird/
http://www.mangago.zone/read-manga/dia_game/
http://www.mangago.zone/read-manga/cat_dogs/
http://www.mangago.zone/read-manga/hana_wa_saku_ka/
http://www.mangago.zone/read-manga/kimi_ga_koi_ni_ochiru/