andycambo - 3:16 pm on Dec 14, 2012 (gmt 0)
I noticed this for my niche. I've tried copying by changing a page so there is no occurrence of the keyword at all not even in the Title or H1 tag.
I've seen an improvement of 4 places pushing me into the top 10 for this test.
Not sure if it would ever be enough to put you near the top 3.