削除対象アドレス：
http://academy4.2ch.net/test/read.cgi/whis/1157805659/ 5と3で誘導
http://academy4.2ch.net/test/read.cgi/whis/1157746414/ 6で誘導
http://academy4.2ch.net/test/read.cgi/whis/1157730346/ 4で誘導
http://academy4.2ch.net/test/read.cgi/whis/1157566629/ 3で誘導
http://academy4.2ch.net/test/read.cgi/whis/1157210448/ 3で誘導
http://academy4.2ch.net/test/read.cgi/whis/1156927213/ 7で誘導
http://academy4.2ch.net/test/read.cgi/whis/1156808223/ 10で誘導
http://academy4.2ch.net/test/read.cgi/whis/1156608193/ 42で誘導
http://academy4.2ch.net/test/read.cgi/whis/1156594038/ 32で誘導
http://academy4.2ch.net/test/read.cgi/whis/1156562987/ 9で誘導
http://academy4.2ch.net/test/read.cgi/whis/1156420797/ 17で誘導
６．重複スレッド