"persistent request" is a grammatically correct phrase and can be used in written English.
It refers to a request that is continuously made or repeated despite being denied or ignored. Example: Despite numerous rejections, the persistent request for a raise finally paid off when the boss finally agreed to increase their salary.
Reporters on the daily newspaper fear the arrival of the Sunday Times editor, possibly with other executives in tow, will lead to the arrival of a Daily Mail-style agenda and persistent request for "celebrity angles" on stories.
As his young son gazed at a cage full of turquoise, yellow and azure-colored birds, Jawad, 40, a car maintenance worker, said he felt safer than before, which was why he had given in to his son's persistent request to get out of the house.
Karl, one of only nine NBA coaches with more than 1,000 career victories, described an organization-wide sense of relief when the Nuggets finally accommodated Anthony's persistent request for a trade out of Denver in 2011, calling it "a sweet release for the coach and the team, like popping a blister".
Lord Joffe's bill would "enable an adult who has capacity and who is suffering unbearably as a result of a terminal illness to receive medical assistance to die at his own considered and persistent request" [ 5].
Alex's attempts to finish his book are continually disrupted by her persistent requests and complaints.
After persistent requests from women in the area, they reopened it two weeks ago.
Yoosoof Soopun said a reading from the electronic door entry system was handed over only after persistent requests.
Over six months, he said, city officials' persistent requests for meetings with state commissioners and the Port Authority had been rebuffed.
Pate's parents waited until he was in the third grade before acceding to his persistent requests for piano lessons.
Labour in 2009 and 2010 had refused to accede to persistent requests from relatives of victims of the Mid Staffs scandal to hold such an inquiry.
Indeed, the DNA testing was prompted in the first place by the persistent requests of Hemings's descendants to be laid to rest in the Jefferson family plot.
