Vukod said:as angry saids, i found those quests, with good stats for shammy ( bbot i guess ):
Broken Communication Gloves
Seed Pouch Helm
Wicoessa Proposition Hauberk
Sekhmet's Messenger Leggins
Wishes Sleeves
Thats all i can found with % Buff spell effectivnes
I hope that help you
Btw, most of those quests are doable solo or duo