The phrase "an exceptional effort" is correct and usable in written English.
It can be used to describe a particularly impressive or outstanding attempt or work done by someone.
Example: "The team put in an exceptional effort to meet the project deadline, and their hard work paid off."
Alternatives: "a remarkable effort" or "an outstanding effort."
For the bowlers to bowl like that, day in day out over five Tests, was an exceptional effort.
The fountains stand in an eight-acre paved plaza, filled with 415 trees: they are all the same size, which required an exceptional effort of selecting and nurturing.
Crosby scored a record-tying sixth goal to start a playoff game, yet was upstaged by Malkin, the N.H.L. regular-season scoring leader, during an exceptional effort that also gave Malkin the playoff scoring lead, 25-24, over Crosby.
The outers' pretence that striking a unilateral deal with America will be better than being that bridge looks thin indeed, when the president makes such an exceptional effort to keep us inside.
Moscovici caused a stir last September when he said the French were fed up with increasing tax bills, while Hollande was exhorting people to make an exceptional effort to drag the country out of the economic mire.
"It's (even) taking an exceptional effort to play for Cookstown at the minute".
A good rule of thumb is that your smirk shouldn't require any exceptional effort on your part.
And the £18million man responded with a quite exceptional effort to keep out Juan Mata's free-kick in the final seconds of stoppage time to secure a thrilling 3-3 draw.
We do not want to discount the CNBSS which represents an enormous and exceptional effort in the 1980s, and we took note of its size, the time, and circumstances when it was conducted.
And we did all this while continuing our academic research, giving us a taste of the exceptional effort it takes to be a successful entrepreneur. .
'It's a critical situation that requires exceptional effort and investment or we will not be able to consolidate the gains we have made,' said UN spokesperson Sophie Boutaud-de-la-Combe. Treating environmental degradation as a cause, and not just a symptom, of poverty represents an important change in emphasis.
