The phrase "a relief operation" is correct and usable in written English.
It can be used to refer to an organized effort to provide assistance or aid, typically in response to a disaster or emergency situation.
Example: "The government launched a relief operation to assist the victims of the recent earthquake."
Alternatives: "aid mission" or "assistance effort".
The Bush administration presented it as a relief operation.
The army had just arrived and a helicopter was unloading supplies in the afternoon for a relief operation.
About 15 aid experts were in position there, anticipating a relief operation that would be run across the Zairian border from the town of Bakavu.
Many of the injured have died because of a lack of medical supplies.Like hundreds of thousands of other Haitians, she is patiently waiting for a relief operation that has proved agonisingly slow to get going.
This year no one should die, officials say, thanks to a relief operation which, after a slow start, now brings monthly food baskets to 2.6m families, and has enlisted 1m adults in make-work schemes.
The virtual contact centre is evaluated against traditional contact centre solutions in the context of a relief operation helping storm evacuees connect with relatives in the wake of Hurricane Katrina.
Destruction across a chain of islands leaves authorities with a complicated relief operation, on a scale exceeding any other in the history of the disaster-prone nation.
The destruction across a chain of Philippine islands leaves authorities with a complicated relief operation, on a scale exceeding any other in the history of the disaster-prone nation.
Destruction across chain of islands leaves authorities with a complicated relief operation, on a scale exceeding any other in the history of the disaster-prone nation.
It is rarely the case that a specific relief operation has a fixed (pre-determined and unchangeable) budget.
Acting on a complaint by the F.T.C., a federal court has halted a mortgage relief operation that the commission accused of taking in more than $1 million by offering troubled homeowners "bogus" help in staving off foreclosure.
