http://www.google.com/search?hl=ja&lr=&ie=UTF-8&oe=UTF-8&q=%22%E3%82%B7%E3%83%A7%E3%82%BF%E8%90%8C%E3%81%88%22&num=50

ぁ界率がかなり高いな(;´Д`)