for dandere you could take a look at my socially awkward list:
http://www.mangago.me/home/mangalist/15223/
but i`d especially have these in mind:
http://www.mangago.me/read-manga/kaeru_no_prince_sama/
http://www.mangago.me/read-manga/heart_no_kakurega/
for kuudere, maybe?
http://www.mangago.me/read-manga/kuchizuke_wa_uso_no_aji/
can anyone recommend me a kuudere and dandere uke ..
thank you (=・ω・=)