The phrase "achieved a more" is correct and usable in written English.
It can be used when discussing improvements or advancements in a particular area or aspect.
Example: "The team achieved a more efficient workflow after implementing the new software."
Alternatives: "attained a greater" or "reached a higher".
Three innings later, the Mets achieved a more considerable breakthrough.
But Mr. Cosby's performance achieved a more fully realized brand of ghetto-debonair.
Do you feel you have now achieved a more comfortable balance of power with Mr Clegg, that will allow you to govern without alienating your own electorate?
And try writing an accountability chart that documents the time slot and what you achieved, a more successful approach than simply assuming what you did.
In a number of trials it achieved a more profound kill of various locust and grasshopper species, more selectively than standard chemical insecticides.
Having relied on a coin toss to prevail over Brazil earlier in the Gold Cup, the United States achieved a more satisfying result tonight with a 1-0 vintory in an important tuneup for the Summer Olympics in Sydney, Australia.
In the process he may also have achieved a more fundamental aim: to create the sort of atmosphere in which General Wiranto could save face and depart without causing further trouble.
Of all the words to become fashionable in the global economic difficulty that has followed the Arab oil embargo in the fall of '73, probably none has achieved a more stunning success than "interdependence".
Had Humphreys allowed her characters to be knocked off their paths more frequently — this is one of the few scenes of Harriet not directly related to her journey with Jeremy — her quick shifts between the present and the recollected past might have achieved a more revealing counterpoint.
By Jonathan Schell The New Yorker, July 28 , 1975P. 17 Of all the words to become fashionable in the global economic difficulty that has followed the Arab oil embargo in the fall of '73, probably none has achieved a more stunning success than "interdependence".
It appeared that the plaintiffs, who had denounced the police for trampling on the civil liberties of protesters who were fingerprinted and detained at length for minor offenses, had largely won the day, while the city had achieved a more limited objective.
