For the string comparison, using the Levenshtein distance is probably your best bet. This is often used in spell-checking to suggest corrections.

For implementations, there is a Text::Levenshtein module on CPAN. But also, take a look at this node and this node.

In reply to Re: Search for similar strings - to standardise by Rival
in thread Search for similar strings - to standardise by Sanjay

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