Intermittently coming ex ten major newspapers (10)

I believe the answer is:

oftentimes

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'intermittently' is the definition.
Both the definition and answer are adverbs. Maybe you can see a link between them that I don't see?

'coming ex ten major newspapers' is the wordplay.
I cannot really see how this works, but
an anagram of 'ten' is 'ent' which is located in the answer.
'newspapers' could be 'fti' (the Financial Times and the i are newspapers) and 'fti' is present in the leftover letters.
This explanation may well be incorrect...

Can you help me to learn more?

(Another definition for oftentimes that I've seen is " Frequently (archaic)".)

I've seen this clue in the Sydney Morning Herald.

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