Is it possible to use google to search and only get results with specific top level domains like edu, .com or .gov?
normally you can get a bunch of sites really easily. it can be done by searching in the forums and also in Google. just use the keyword and .edu or .gov. but further is really hard.
Yes you may definitely, all you have to do is to be specific as well on typing the keywords for your searches.
Yes easily. By using this search: inurl:.edu "your keyword" inurl:.gov "your keyword" Check out http://www.fishforlinks.com for more searches like this