Is it possible to target adsense on a keyword based instead on text based?

I'm trying to replicate the Sponsored Links functionality of the Google page.
Is there a way to obtain the Sponsored Links / Adsense based on keywords instead of page content?

Thanks a lot,
Leonardo

 

Hello all other member's please give your comments and advice.

regards.

 

Yes I just found this out and i'm going to give it a try to get better ads for my site. Go here and read this http://www.affiliatewatcher.com/how-to-get-adsense-showing-relevant-high-paying-ads/