Blue Moob
‘Once in a blue moon’: How rare is this Blue Moon?
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‘Once in a blue moon’: How rare is this Blue Moon?

17 May, 2019
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Your English teacher may have told you while you were in school that ‘once in a blue moon’ was a phrase to be used implying that it was rare. But seems like it isn’t all that rare. Don’t believe us? Read on to find more.

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