Mark Petchey was replaced by Brad Gilbert who was replaced by Miles MacLagan who was replaced by Alex Corretja.
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2.
And Mark Petchey, a former coach of Murray, believes the 46-year-old American should be used to guide other British players.
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3.
"If he was just working for the LTA, I see that as a great opportunity for Alex Bogdanovic or Jamie Baker to have Brad full time, " Petchey told BBC Sport.