"coup about" is not a valid phrase in English
It is possible that you are looking for the phrase "coup d'état," which means a sudden and violent overthrow of a government. Here is an example sentence using "coup d'état": The military staged a coup d'état in order to overthrow the corrupt dictator.
Later, he advised on the 1988 TV series A Very British Coup, about a leftwing Labour government coming to power.
On March 8th, the annual celebration of the Baath military coup, about a hundred and fifty demonstrators gathered peacefully in front of the Ministry of Justice.
The White House – so reluctant to use the word "coup" about July's events – must use this lever to persuade the generals to withdraw from politics.
And so the rumors fly as thick as ever: about a possible coup, about the real story behind the fall of Bo Xilai, about who crashed that red Ferrari in Beijing… Chinese citizens remain uncowed.
To Manchester where I am to have a walk-on part in a new TV version of my first novel, A Very British Coup, about the overthrow of a radical, very left-wing prime minister.
It was more than a week since the National Enquirer's coup about John Edwards's affair had broken into plain view, but David Perel, the tabloid's editor in chief, seemed to be expecting my call.
Judges and prosecutors are among the 7,500 arrested: when they are questioned it is not about the coup, but about their political affiliations.
A senior military officer, after confirming that intense planning for the possible "exfiltration" of Pakistani warheads was under way, said that he had been concerned not about a military coup but about a localized insurrection by a clique of I.S.I. officers in the field who had access to a nuclear storage facility.
A boardroom coup was about to be sprung in March 1996, when Edward C. Williamson Jr. stepped off the plane in Washington.
According to close associate Tom Clines, if you saw Morales walking down the street in a Latin American capital, you knew a coup was about to happen.
Kennett Love, the New York Times reporter in Tehran during the coup, wrote about the royal decrees in the newspaper the next day, without mentioning how he had seen them.
