Robert_Charlton - 6:36 am on Apr 25, 2004 (gmt 0)  ...how can I
find the number of searches for the word "Blue Widgets" for
Google Yahoo,msn ... sepratly on per month basis.  You can't.
It's an inexact science at best, and the engines keep their data
very private.  ...why are they showing different search number
per month, sometime by a big margin  Read (or reread) the thread
I link to in my post above.... It's all there. Here's a partial
list, spelled out in more detail.  a) demographics - The engines
have very different audiences. WordTracker pulls its data from
some pretty lowbrow metasearch engines, and then assumes it can
get the figures for Google just by adjusting for market share.
It doesn't work.  b) sample size - The metasearch engines that
WordTracker uses have a very small sample size. WordTracker
extrapolates this small amount of data by multiplying it up to
represent a much larger share of web searches. In so doing,
they're also scaling up their errors.  Say their metasearch data
is one-fourth o