how to find edu & gov sites list .edu and .gov site for backlink

Code for find .edu ও .gov site list
inurl:.edu inurl:blog "powered by wordpress"
inurl:.gov inurl:blog "powered by wordpress"

.edu discussion site
"From" "date" "time" "Remote Name" "last changed" site:edu


.edu site guestbook
site:.edu Inurl:guestbook or
inurl:guestBook.aspx site:.edu

.gov site guestbook
site:.gov Inurl:guestbook or
inurl:guestBook.aspx site:.gov

.edu forum profile link
inurl:.edu inurl:/phpBB2/memberlist.php


.gov forum profile link
inurl:.gov inurl:/phpBB2/memberlist.php


Code for find .edu ? .gov site list
inurl:.edu inurl:blog "powered by wordpress"
inurl:.gov inurl:blog "powered by wordpress"


Code for .edu discussion site
"From" "date" "time" "Remote Name" "last changed" site:edu