Help Me Writing a Simple Regular Expression

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Published on 2010-06-05T09:43:55Z Indexed on 2010/06/05 9:52 UTC
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regex

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find-and-replace

I have the following text:

txtAddressSup.Text

I want the Sup to be replaced by Cus while the whole text remains as is. I have many texts that are in this format:

xxxxxxxSup.xxxxx

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