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regex - Remove small words using Python

Is it possible use regex to remove small words in a text? For example, I have the following string (text):

anytext = " in the echo chamber from Ontario duo "

I would like remove all words that is 3 characters or less. The Result should be:

"echo chamber from Ontario"

Is it possible do that using regular expression or any other python function?

Thanks.

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I don't think you need a regex for this simple example anyway ...

' '.join(word for word in anytext.split() if len(word)>3)

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