Here a few of the ones I have read and like(if more is need just ask)
Hajimari no Nina
Hana to akuma
Tokyo Crazy Paradise
what does the fox say
Tsuki no Shipo
Otoshiana ni Hamerarete
Watashitachi no Shiawase na Jikan
Binetsu Shoujo
Vassalord
Dengeki Daisy
Black bird
katana kara
Immortal Rain
Love Sos
Idol Shoping
My boyfriend is a Vampire
Ai Ore
1/2 Prince
Angel Diary
Shuriken To Pleats
Charming Junkie
Hana no Kishi
Private Prince
Magnolia
Yondaime Ooyamato Tatsuyuki
Hai To Diamond
Pathos
Bouzu to Kumo
Calling (OOTSUKI Miu)
Melancholic Mellow Mellow
Mukizu ja Irarenee
ENJOY!!!(▰˘◡˘▰)
kuroshitsuji(?
is not master x servant but is really close
can be yaoi, shoujo, im not that picky