How can I use grep to find the most frequently recurring errors in my log file?

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Language: English
Channel Number: 20464318
Article Number: 1
Date: August 22, 2011, 4:25 pm
URL: http://adminsgoodies.com/how-can-i-use-grep-to-find-the-most-frequently-recurring-errors-in-my-log-file/
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