Search-ebooks.eu is a free search engine that provides an option to search for and download various (pdf,doc,ppt,rtf,xls) documents. The search engine’s crawlers have harvested a huge database files through different open Internet resources such as blogs, forums, BBS and others.
Currently the database has over 50m document files with 200,000 files added daily.
The website is rather simple. You can quickly view results and get a quick preview before downloading the document. This search engine isn’t perfect for searching for ebooks in epub or .mobi versions, however, it is perfect for finding tutorials.