Covers unorthodox Iran census (10)

I believe the answer is:

insurances

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'covers' is the definition.
The definition and answer can be both related to communication as well as being plural nouns.
Maybe there's an association between them I don't understand?

'unorthodox iran census' is the wordplay.
'unorthodox' indicates an anagram.
'iran'+'census'='irancensus'
'irancensus' is an anagram of 'INSURANCES'.

Can you help me to learn more?

I've seen this clue in the Irish Times (Crosaire) and the Irish Times.

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