In a weekly feature called the "Big Coincidence, " I charted suspicious trades before mergers, earnings or other important announcements such as regulatory approvals for drugs.

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That nonprofit Wikipedia found itself on the same side of the issue as Google and other big tech companies was coincidence, adds Geoff Brigham, general counsel for Wikimedia Foundation Inc.

WSJ: The Web's Growing Muscle

It can be no coincidence that Plaid chair John Dixon waves the big stick in his introduction to the 2005 conference.

BBC: NEWS | UK | Wales | Plaid problems overshadow future

It's no coincidence that the last time the bob was big, designers like Balmain and Maison Martin Margiela were doing those exaggerated shoulders.

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Part of it was coincidence: at their conference this week the big companies in the Confederation of British Industry begged the government for a clearer lead on the euro.

ECONOMIST: Just let��s get stuck in

Is it just a coincidence that we humans have both needy children and big brains?

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The fact that Mr Straw has revived this idea at the same time the government is being accused of marching Britain into a surveillance society, or Big Brother state, is seen by some as more than coincidence.

BBC: Analysis