High Paying Keywords or topic

Dear friends and experts!!!!
can any guide me about google adsense High Paying Keywords or topic?
i m already using adsense but no more benificial on my mobile site.

 

try this tool : http://www.google.com/sktool/

 

Kindly try it with costly items like jewelry, diamonds, LCD TVs, Laptops. The more costly the item, the more is its margin, the more amount your get from your adsense

 

Maybe, you can try on

- finance
- mortgage
- loan
- credit card

You can search it for yourself at https://adwords.google.com/select/KeywordToolExternal