Can any one tell me How should I make my site more into Top Rankings!!!

Hello,

I am having my site in top 3 rankings for 2 Keywords!
And for 3 keywords it has in top 7!!!

But I am still trying to get that keywords more in to top 3 which are in top 7 and for other which are in top 3 trying to make it on 2

I have done Content rich optimization, Linking part, Directory Submission, Article Submissions hardly!!!

So can anyone advise me How can I make more proper rankings!!!

This whole I am talking for Google.com
Regards,
Seo Analyst

I'm sorry, but that is outside the scope of this forum. There are many webmaster forums where they'll be happy to discuss these types of topics, but this forum is only for discussion of topics related to dmoz.org.