I create my site and try to put manual SEO.But I can not get any good result for SEO.Is anyone can tell what is the best site for SEO?
i suggest to read google SEO starter guide: http://www.google.com/support/webmasters/bin/answer.py?hl=en&answer=35291
If you want to learn about SEO than you can have discussions in forums and read articles on SEO in various article directories.
i write basic for necessary steps you need to follow keyword research , selection and mapping competitor analysis Site architecture and op page changes building back link you have to study all these things in very detail for any successful site
Or this one is better: http://www.google.com/webmasters/docs/search-engine-optimization-starter-guide.pdf
How long it's been since you have created a site? You have to also bear in mind that it takes some times to get results.