goodroi - 10:12 pm on Feb 19, 2013 (gmt 0)
Sorry to hear you are having trouble. To help others better understand your situation can you provide some more information?
Have you filed any DMCA requests?
Are you using a sitemap?
Is your site verified with Google webmaster central?
Have you checked to see if your site is penalized?
Why does your site traffic dramatically fluctuates on a regular basis?